Alert, able, and acute are all synonyms for intelligent. Stupid and non-rational are these antonyms of intelligent. And here are another 36 synonyms for intelligent.
Intelligent Synonyms
- Able
- Acute
- Alert
- Apt
- Astute
- Brainy
- Bright
- Brilliant
- Canny
- Capable of thought
- Clever
- Discerning
- Genius
- Gifted
- Ingenious
- Insightful
- Intuitive
- Inventive
- Keen
- Know how many beans make five
- Knowledgeable
- Penetrating
- Perceptive
- Perspicacious
- Quick on the uptake
- Quick-witted
- Quick
- Rational
- Sharp
- Smart
- Talented
- There are no flies on …
- Thinking
- Whip-smart
- Higher-order