Endanger (verb)
خطرے سے دوچار کرنا
put (someone or something) at risk or in danger.
Example: “he was driving in a manner likely to endanger life”
Synonyms: imperil, jeopardize, risk, put at risk, put in danger, expose to danger, put in jeopardy
Antonyms: resume, protect, assist, help
Merciless (adjective)
ظالم، بے درد، سخت، بے رحم
showing no mercy.
Example: “a merciless attack with a blunt instrument”
Synonyms: ruthless, remorseless, pitiless, unmerciful, unforgiving, uncharitable, unsparing, unpitying
Antonyms: merciful, compassionate