Synonyms of lackadaisical in English:

lackadaisical


See US English definition of lackadaisical

See UK English definition of lackadaisical

See Spanish definition of apático

adjective

1‘I was lackadaisical about my training’

SYNONYMS
careless, lazy, lax, unenthusiastic, half-hearted, uninterested, lukewarm, indifferent, uncaring, unconcerned, casual, offhand, blasé, insouciant, leisurely, relaxed
apathetic, languid, languorous, lethargic, limp, listless, sluggish, enervated, spiritless, aimless, bloodless, torpid, passionless, idle, indolent, shiftless, inert, impassive, feeble
informal laid back, couldn't-care-less, easy going, slap-happy
British vulgar slang half-arsed
North American vulgar slang half-assed
rare Laodicean, pococurante
ANTONYMS

enthusiastic, excited