Adequate, aloof, (plain) vanilla, and ok are all synonyms for indifferent. Heedful and caring are these antonyms of indifferent. And here are another 82 synonyms for indifferent.
Indifferent Synonyms
1. casual about
- Aloof
- Apathetic about/towards
- Bored by
- Callous
- Careless of
- Casual about
- Cavalier about
- Cold
- Cool
- Detached
- Dismissive of
- Dispassionate
- Distant
- Emotionless
- Frivolous about
- Heedless of
- Impassive
- Insouciant
- Lukewarm about
- Mindless of
- Nonchalant about
- Oblivious to
- Offhand about
- Passionless
- Phlegmatic about
- Reckless about
- Regardless of
- Uncaring about
- Unconcerned about
- Unemotional
- Unenthusiastic about
- Unfeeling
- Unimpressed by
- Uninterested in
- Uninvolved in/with
- Unmoved by
- Unmoved
- Unresponsive to
- Unresponsive
- Unsympathetic
- Weary of
- Pococurante
2. average
- (plain) vanilla
- OK
- Adequate
- Amateur
- Amateurish
- Average
- Bog-standard
- Commonplace
- Everyday
- Fair-to-middling
- Fair
- Forgettable
- Inferior
- Lacklustre
- Mediocre
- Medium
- Middle-of-the-road
- Middling
- Moderate
- No great shakes
- Not so hot
- Not up to much
- Not very good
- Nothing to write home about
- Ordinary
- Passable
- Pedestrian
- Prosaic
- Run-of-the-mill
- Second-rate
- So-so
- Tolerable
- Undistinguished
- Unexceptional
- Unexciting
- Uninspired
- Unremarkable
- Workaday
- Half-pie