unimpassioned (adjective) cold: aloof, unresponsive
Sinonime: apathetic, cold-blooded,
cool,
dead,
distant,
emotionless,
frigid, frosty, glacial,
icy,
impersonal, imperturbable,
indifferent, inhibited, inhospitable, joyless, lukewarm, matter-of-fact, passionless,
phlegmatic,
reserved,
reticent, spiritless, standoffish, stony,
unconcerned, undemonstrative, unenthusiastic, unfeeling, unimpassioned, unmoved, unresponsive, unsympathetic
Antonime: animated,
ardent,
eager,
enthusiastic,
excited,
fervid,
friendly,
interested,
sympathetic,
warm,
zealous