Part of speech:
Unaware or uninformed:
The definition of fatuous is foolish or silly.
Of, having the nature of, or characteristic of an idiot; very foolish or stupid
Conspicuously unintelligent; stupid:
Not taught or instructed; uneducated; ignorant
Of or like an ass; esp., having qualities regarded as characteristic of asses; stupid, silly, obstinate, etc.
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: ignorant, stupid, fatuous, foolish, idiotic, unsophisticated, dumb, inarticulate, untaught, uneducated and unwise.