Antonyms of adj fanatical
1 sense of fanatical
Sense 1
fanatic, fanatical, overzealous, rabid -- (marked by excessive enthusiasm for and intense devotion to a cause or idea; "rabid isolationist")
INDIRECT (VIA passionate) -> passionless -- (not passionate; "passionless observation of human nature")
Similarity of adj fanatical
1 sense of fanatical
Sense 1
fanatic, fanatical, overzealous, rabid -- (marked by excessive enthusiasm for and intense devotion to a cause or idea; "rabid isolationist")
=> passionate (vs. passionless) -- (having or expressing strong emotions)