The definition of fatuous is foolish or silly.
Unaware or uninformed:
Of, having the nature of, or characteristic of an idiot; very foolish or stupid
Of or like an ass; esp., having qualities regarded as characteristic of asses; stupid, silly, obstinate, etc.
Not taught or instructed; uneducated; ignorant
Having or exhibiting a lack of judgment or conviction.
Conspicuously unintelligent; stupid:
Opaque, with good contrast between light and dark areas. Used of a photographic negative.
The definition of obtuse is someone who is slow to understand things.
Easy to understand, do, or carry out:
Lacking wit or intelligence; foolish
Displaying a complete lack of forethought and good sense
The definition of intelligent is someone or something that is bright, informed or shows sound judgment.
Known or acquired without conscious study
Find another word for unintelligent. In this page you can discover 33 synonyms, antonyms, idiomatic expressions, and related words for unintelligent, like: fatuous, ignorant, unsophisticated, stupid, foolish, idiotic, inarticulate, asinine, untaught, uneducated and unwise.