COPIOUS

COPIOUS: plentiful.

KEY: By 'COPYing' in an exam, you will get a LOT of marks.

ACCORD

ACCORD: agreement.

KEY: 'agreement' between father and son that he will buy 'Honda ACCORD' for his son if he scores top in his exams.

TACITURN

TACITURN:  habitually silent, reserved in speech, reluctant to join in conversation.

KEY: Our ex PM Manmohan ji was a true 'taciturn' by nature that is y modi ne unko TAXI mei bitha ke govt TURN kardi.

AMBIVALENCE

AMBIVALENCE: the state of having contradictory or conflicting emotional attitudes

KEY: matches with "ambulance". In case of severe emergency, inside an ambulance you have mixed emotions... Bachega yaa Nahi.

LASSITUDE

LASSITUDE : languor, weariness, feeling of lack of interest or energy.

Key: After having lunch if you drink a Glass of LASSI, you will go into LASSITUDE i.e weariness, lethargy and ultimately go to sleep.

GROK (verb)

GROK (verb): to understand thoroughly and intuitively.

Key: Cram mat karo GROK karo, agar GROK karoge tabhi exams mein ROCK karoge.