Synonyms of dangerous in English:

dangerous


See US English definition of dangerous

See UK English definition of dangerous

See Spanish definition of peligroso

adjective

1‘a dangerous wild animal’

SYNONYMS
menacing, threatening, treacherous
savage, wild, vicious, murderous, desperate
rare minacious
ANTONYMS

harmless

2‘overloading a power socket is dangerous’

SYNONYMS
hazardous, perilous, risky, high-risk, fraught with danger, unsafe, uncertain, unpredictable, precarious, insecure, exposed, vulnerable, touch-and-go, chancy, tricky, treacherous
breakneck, reckless, daredevil
Scottish unchancy
informal warm, dicey, sticky, hairy
British informal dodgy
North American informal gnarly
ANTONYMS

safe