Intermediate (B1)
IPA: /ˈbreɪnləsnəs/
KK: /ˈbreɪnləsnəs/
Definition
The condition of lacking intelligence or thoughtfulness.
Example
His brainlessness in making decisions often led to trouble.
Conversation

Did you see that movie with all the brainlessness in the plot?

Yeah, it was hard to take it seriously at all!

I can't believe people actually enjoyed that kind of brainlessness.

Right? It makes you wonder about the audience's taste.
Synonyms & Antonyms
Synonyms
stupidity
ignorance
foolishness
Antonyms
intelligence
wisdom
sagacity
Root Explanation
Brainlessness is formed from "brain" (from Old English "brægen", meaning the organ of thought) and "-less" (meaning without) and "-ness" (meaning the state of). The word describes the state of being without a brain or lacking intelligence.
Memory Tip
Think of being 'without' ('-less') a 'brain' — that's why brainlessness means lacking intelligence.
Visually Confused Words
rainlessness
painlessness
gainlessness
bandlessness
taintlessness
stainlessness
brieflessness
breadlessness