

The angle in the triangle is obtuse.
Not sharp or pointed; having an angle greater than 90 degrees.
The obtuse angle made the shape look unusual.
In geometry class, we learned about obtuse triangles.
The corner of the table is obtuse, making it safer.
obtuse angle
obtuse triangle
obtuse reasoning
blunt
dull
rounded
Some people think he is an obtuse in discussions.
A person who is slow to understand or perceive things.
He can be quite obtuse when it comes to math problems.
Don't be obtuse; just listen to what I'm saying.
She was too obtuse to notice the hints.
obtuse comments
obtuse questions
obtuse behavior
dullard
simpleton
ignoramus