aggressively unfriendly or opposed

characterizing an environment that is unfriendly or harmful

विपरीत

English Usage: The hostile conditions of the desert made survival challenging.

Hindi Usage: रेगिस्तान की विपरीत परिस्थितियाँ जीवित रहना चुनौतीपूर्ण बना देती हैं।

help or support

the act of helping

मदद

English Usage: His assistance was crucial during the crisis.

Hindi Usage: संकट के दौरान उसकी मदद बहुत महत्वपूर्ण थी।