Synonyms for obtuse

Adjective

1. obtuse (vs. acute)

usage: of an angle; between 90 and 180 degrees

2. obtuse, simple (vs. compound), unsubdivided

usage: of a leaf shape; rounded at the apex

3. obtuse, purblind, undiscerning (vs. discerning)

usage: lacking in insight or discernment; "too obtuse to grasp the implications of his behavior"; "a purblind oligarchy that flatly refused to see that history was condemning it to the dustbin"- Jasper Griffin

4. dense, dim, dull, dumb, obtuse, slow, stupid (vs. smart)

usage: slow to learn or understand; lacking intellectual acuity; "so dense he never understands anything I say to him"; "never met anyone quite so dim"; "although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray; "dumb officials make some really dumb decisions"; "he was either normally stupid or being deliberately obtuse"; "worked with the slow students"