Thesaurus.com Dictionary.com

slow on uptake

ADJECTIVE

dim

Synonyms

STRONGEST

dull stupid

STRONG

slow

WEAK

boorish dense dim-witted doltish dumb oafish obtuse thick weak-minded

Antonyms

STRONGEST

intelligent smart

WEAK

bright brilliant clear distinct favorable good light

ADJECTIVE

obtuse

Synonyms

WEAK

dense dopey dull dumb imperceptive insensitive opaque stolid thick uncomprehending unintelligent

Antonyms

WEAK

bright intelligent pointed quick sharp smart