Vicissitudes(noun)
Meaning: a change of circumstances or fortune, typically one that is unwelcome or unpleasant.
Hindi meaning:उतार- चढ़ाव, उलटफेर
Synonyms: Alteration, Downturn, Instability, Fickleness, Vacillation, Fluctuation
Antonyms: Stability, Uniformity, Similarity, Constancy
Example: A man used to vicissitudes is not easily dejected.
Trick to remember: Acha attitude uska hai jo Vicissitudes me bi calm rahe. 
