20 new English words for 25 February 2026, each with its meaning, Hindi meaning, synonyms, antonyms and an example sentence. Learn them today and revise them with the daily quiz — useful for SSC, Bank, Railway, UPSC and IELTS.

1 Amphibious (adjective)

Amphibious - Able to live both on land and in water.

Able to live both on land and in water.

Hindi meaning: उभयचर

Synonyms: Dual-environment, Water-and-land, Semi-aquatic, Twofold

Antonyms: Landlocked, Terrestrial, Aquatic-only, Nonamphibious

Example: Frogs are amphibious animals because they can live on land as well as in water.

Trick: AMPHI means both—so amphibious = both land and water life, like a frog doing double duty.

2 Pseudonym (noun)

Pseudonym - A fictitious name used by a writer or performer instead of their real name.

A fictitious name used by a writer or performer instead of their real name.

Hindi meaning: छद्म नाम

Synonyms: Pen name, Alias, Assumed name, Nom de plume

Antonyms: Real name, Birth name, Legal name, Given name

Example: The novelist published her first book under a pseudonym to protect her privacy.

Trick: Pseudo = fake + nym = name, so pseudonym is a fake name you use instead of your real one.

3 Hallucination (noun)

Hallucination - A false perception of something that is not actually present, such as seeing or hearing things that are not real.

A false perception of something that is not actually present, such as seeing or hearing things that are not real.

Hindi meaning: भ्रम

Synonyms: Illusion, Delusion, Mirage, Phantom

Antonyms: Reality, Truth, Fact, Certainty

Example: Due to high fever, he experienced a hallucination and thought someone was calling his name.

Trick: Hallucination = mind ka hallu scene—jab dimaag reality se hatke cheezein dikha de jo actually hoti hi nahi.

4 Subterranean (adjective)

Subterranean - Existing, occurring, or done below the earth’s surface; underground.

Existing, occurring, or done below the earth’s surface; underground.

Hindi meaning: भूमिगत

Synonyms: Underground, Subsurface, Buried, Underworld

Antonyms: Surface, Aboveground, Open-air, Exposed

Example: The city has a subterranean tunnel system to manage traffic and transport.

Trick: Sub = below + terrain = ground, so subterranean means ground ke neeche like tunnels and basements.

5 Microcosm (noun)

Microcosm - A smaller version or model of something much larger, showing the same features.

A smaller version or model of something much larger, showing the same features.

Hindi meaning: सूक्ष्म जगत

Synonyms: Miniature, Small-scale model, Little world, Representation

Antonyms: Macrocosm, Whole, Universe, Totality

Example: The classroom was a microcosm of society, with different cultures and opinions.

Trick: Micro = small + cosm = world, so microcosm is a chhota sa world that reflects the bigger world.

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6 Nomenclature (noun)

Nomenclature - A system or set of names used in a particular field or subject.

A system or set of names used in a particular field or subject.

Hindi meaning: नामकरण पद्धति

Synonyms: Terminology, Naming system, Classification, Taxonomy

Antonyms: Confusion, Disorder, Misnaming, Chaos

Example: Scientific nomenclature helps researchers name and classify organisms accurately.

Trick: Nomen = name + clature = system, so nomenclature means names ka rule-based system, like biology ka naming method.

7 Asphyxiate (verb)

Asphyxiate - Cause to suffocate by depriving of oxygen.

Cause to suffocate by depriving of oxygen.

Hindi meaning: दम घोंटना

Synonyms: Suffocate, Choke, Smother, Strangle

Antonyms: Breathe, Oxygenate, Resuscitate, Revive

Example: The smoke from the fire began to asphyxiate people trapped inside the room.

Trick: Think Oxygen absent = panic — when oxygen gets cut off, you asphyxiate.

8 Introspection (noun)

Introspection - The examination of one’s own thoughts and feelings.

The examination of one’s own thoughts and feelings.

Hindi meaning: आत्मनिरीक्षण

Synonyms: Self-examination, Self-analysis, Reflection, Contemplation

Antonyms: Thoughtlessness, Unawareness, Neglect, Ignorance

Example: Through introspection, she realized why she kept making the same mistakes.

Trick: Intro = inside + inspection = checking, so introspection means andar jhaank ke apne thoughts ko check karna.

9 Camouflage (noun/verb)

Camouflage - The act of hiding or disguising something by making it blend in with its surroundings.

The act of hiding or disguising something by making it blend in with its surroundings.

Hindi meaning: छलावरण

Synonyms: Disguise, Concealment, Cover, Masking

Antonyms: Reveal, Expose, Unmask, Display

Example: The soldier used camouflage to blend into the forest and avoid detection.

Trick: Camo = camera se bachna vibe—blend in so well that nobody can spot you.

10 Symbiosis (noun)

Symbiosis - A close relationship between two different organisms in which both benefit.

A close relationship between two different organisms in which both benefit.

Hindi meaning: सहजीवन

Synonyms: Mutualism, Cooperation, Interdependence, Partnership

Antonyms: Competition, Conflict, Separation, Independence

Example: The relationship between bees and flowers is a classic example of symbiosis.

Trick: Sym = together + biosis = life, so symbiosis means saath mein jeena, where both sides gain something.

11 Impenetrable (adjective)

Impenetrable - Impossible to pass through or enter; unable to be understood.

Impossible to pass through or enter; unable to be understood.

Hindi meaning: अभेद्य

Synonyms: Unassailable, Inviolable, Impervious, Inaccessible

Antonyms: Penetrable, Accessible, Vulnerable, Permeable

Example: The fortress walls were so impenetrable that the enemy gave up.

Trick: Imagine a pen trying to enter, but it cant—so its im-pen-etrable, yani bilkul enter na ho sake.

12 Indisputable (adjective)

Indisputable - Not able to be doubted or challenged; unquestionable.

Not able to be doubted or challenged; unquestionable.

Hindi meaning: अविवादित

Synonyms: Unquestionable, Undeniable, Irrefutable, Incontrovertible

Antonyms: Disputable, Questionable, Doubtful, Debatable

Example: Her honesty was indisputable, so everyone trusted her.

Trick: Dispute nahi ho sakta—indisputable matlab itna clear proof ki koi argue hi na kar paye.

13 Naive (adjective)

Naive - Lacking experience or sophistication; too trusting.

Lacking experience or sophistication; too trusting.

Hindi meaning: भोला

Synonyms: Innocent, Gullible, Unsophisticated, Credulous

Antonyms: Sophisticated, Experienced, Cynical, Worldly

Example: He was naive enough to believe every promise he heard.

Trick: New + alive type person—naive banda duniya ke tricks nahi jaanta, jaldi trust kar leta hai.

14 Cunning (adjective)

Cunning - Clever at achieving goals by deception or trickery.

Clever at achieving goals by deception or trickery.

Hindi meaning: चालाक

Synonyms: Sly, Crafty, Wily, Devious

Antonyms: Honest, Frank, Naive, Straightforward

Example: The cunning thief distracted the guard and escaped quietly.

Trick: Conning karne wala banda—cunning means smart but trick se kaam nikalna.

15 Illusory (adjective)

Illusory - Based on illusion; not real or true.

Based on illusion; not real or true.

Hindi meaning: मायावी

Synonyms: Unreal, Deceptive, Imaginary, Misleading

Antonyms: Real, Genuine, Actual, True

Example: The hope of easy success without hard work is illusory.

Trick: Illusion yaad karo—illusory matlab jo sirf dikhai de, reality mein exist hi na kare.

16 Crass (adjective)

Crass - Showing no sensitivity or refinement; rude and vulgar.

Showing no sensitivity or refinement; rude and vulgar.

Hindi meaning: अशिष्ट

Synonyms: Vulgar, Rude, Coarse, Insensitive

Antonyms: Refined, Polite, Cultured, Tactful

Example: His crass joke embarrassed everyone at the dinner table.

Trick: Crass = class ka opposite—class nahi, bilkul crude and rude behavior.

17 Prominent (adjective)

Prominent - Important, famous, or easily noticeable.

Important, famous, or easily noticeable.

Hindi meaning: प्रमुख

Synonyms: Notable, Eminent, Distinguished, Conspicuous

Antonyms: Obscure, Unknown, Inconspicuous, Insignificant

Example: She is a prominent scientist known for her research work.

Trick: Pro + minent = pro level pe sabko dikhne wala—prominent means famous or clearly visible.

18 Aphorism (noun)

Aphorism - A short, wise saying that expresses a general truth.

A short, wise saying that expresses a general truth.

Hindi meaning: सूक्ति

Synonyms: Adage, Maxim, Proverb, Saying

Antonyms: Nonsense, Rambling, Wordiness, Meaninglessness

Example: Actions speak louder than words is a well-known aphorism.

Trick: A for wisdom—aphorism = chhoti line, badi baat, jo life ka truth bata de.

19 Meddlesome (adjective)

Meddlesome - Too interested in and involved with other people’s affairs; interfering.

Too interested in and involved with other people’s affairs; interfering.

Hindi meaning: दखलअंदाज

Synonyms: Interfering, Intrusive, Nosy, Inquisitive

Antonyms: Uninvolved, Reserved, Discreet, Respectful

Example: The meddlesome neighbor kept asking about our personal matters.

Trick: Meddlesome = middle mein ghusne wala—har jagah beech mein interfere kare.

20 Repulsive (adjective)

Repulsive - Causing strong dislike or disgust.

Causing strong dislike or disgust.

Hindi meaning: घृणित

Synonyms: Disgusting, Revolting, Repugnant, Offensive

Antonyms: Attractive, Pleasant, Appealing, Delightful

Example: The smell from the garbage was so repulsive that everyone covered their nose.

Trick: Repulsive = push away feeling—dekhte hi mann kare door bhag jao.

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