Ratchet (something) up(phrasal verb)
To increase, or make something increase, repeatedly and by small amounts.
Hindi meaning:थोड़ी –थोड़ी मात्रा में वृद्धि करना
Synonyms: Increase, Raise, Soar, Hike, Escalate, Bourgeon, Accumulate
Antonyms: Ratchet down, Abate, De-escalate, Decline, Taper, Lessen, Wane
Example: The debate should ratchet up awareness of the environmental problems among general public.
Trick to remember: Ladki se chatting ratchet trike se start karni chahiye. 
