Synonyms for brainless
- adjective
Most common
Synonyms by meaning
Adjective
1. Stupid — unintelligent, with little common sense
stupid, idiotic, mindless, unintelligent, witless, silly, empty-headed, moronic, dumb, foolish, ignorant, imbecile, inane, vacuous, senseless, fatuous, daft, dull, goofy informal US CA, simple, harebrained, half-brained
2. Rote — of an action performed, overly repetitive and unchallenging, not requiring any careful attention or providing…
Other
headless, anencephalous dated
Definitions
- adj. 1
Unintelligent, with little common sense.
- adj. 2
Of an action performed, overly repetitive and unchallenging, not requiring any careful attention or providing any significant stimulation.
Near-synonyms: automatic, rote, dull
Example sentences
- idiotic It's the most idiotic thing I've seen in my life.
- mindless The internet is great for mindless entertainment.
- unintelligent Tom is by no means unintelligent. He is just lazy.
- headless One statue is armless and the other is headless.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| brainless | rising | |
| idiotic | rising | |
| mindless | rising | |
| unintelligent | steady | |
| witless | rising | |
| headless | rising |
Use in printed books, per decade from 1850 to 2019.
By length
- 4 letters
- dumb1, dull1, daft1, rote1
- 5 letters
- silly2, goofy2, inane2
- 6 letters
- simple2, stupid2
- 7 letters
- foolish2, idiotic4, moronic, vacuous3, witless2, fatuous3
- 8 letters
- ignorant3, mindless2, headless2, imbecile3
- 9 letters
- automatic4, senseless2
- 11 letters
- harebrained2
- 13 letters
- unintelligent, anencephalous
The small number after each word is its number of syllables (silly2 = 2 syllables).