Inseparable(adjective)
Unable to be separated or treated as independent from something else.
Hindi meaning:अविभाज्य
Synonyms: Indivisible, Inseverable, United, Inextricable
Antonyms: Separable, Divisible, Detachable, Independent
Example: Freedom and responsibility are inseparable in a democratic society.
Trick to remember: In + separable = not separable, so the two things always stay together.
