relaxed or easy-going attitude

a state of coldness

ठंड की अवस्था

English Usage: There was a chill in the air as winter approached.

Hindi Usage: जैसे-जैसे सर्दी आई, हवा में ठंड थी।

to relax

आराम करना

English Usage: Let's just chill and watch a movie tonight.

Hindi Usage: चलो आज रात बस आराम करें और एक फिल्म देखें।

to become cold