passionless
adjective
[ ˈpaʃnləs ]
• lacking strong emotion; unemotional.
• "the voice is passionless, monotone"
Similar:
unemotional,
cold,
cold-blooded,
emotionless,
frigid,
cool,
unfeeling,
unloving,
unresponsive,
undemonstrative,
impassive,
withdrawn,
unapproachable,
aloof,
detached,
distant,
dispassionate,
remote,
dull,
boring,
lacking in vitality,
spiritless,
lifeless,
soulless,
wooden,
dry,
desiccated,
flat,
uninspired,
unimpassioned,
insipid,
lacklustre,
colourless,
anaemic,
bloodless,
vapid,