Englishtepid
adjective
1 tepid water:
lukewarm, warmish, slightly warm;
at room temperature;
French chambré.
▷antonyms hot; cold.
2 his speech received a tepid response:
unenthusiastic, apathetic, half-hearted, indifferent, cool, lukewarm, uninterested, unconcerned, offhand, perfunctory, desultory, limp, listless;
informal unenthused;
British, vulgar slang half-arsed;
North American, vulgar slang half-assed.
▷antonyms enthusiastic, passionate.
tepid Oxford Dictionary of English