obtuse

As an adjective obtuse is

blunt; not sharp.

Obtuse is a related term of ridiculous.

As adjectives the difference between obtuse and ridiculous

is that obtuse is blunt; not sharp while ridiculous is deserving of ridicule; foolish; absurd.

Obtuse is a related term of doltish.

As adjectives the difference between obtuse and doltish

is that obtuse is blunt; not sharp while doltish is like a dolt; dull in intellect; stupid.

Mindless is a synonym of obtuse.

As adjectives the difference between mindless and obtuse

is that mindless is showing a lack of forethought or sense while obtuse is blunt; not sharp.

As adjectives the difference between asinine and obtuse

is that asinine is failing to exercise intelligence or judgment; ridiculously below average rationality while obtuse is blunt; not sharp.

Unthinking is a related term of obtuse.

As adjectives the difference between unthinking and obtuse

is that unthinking is without proper thought; thoughtless while obtuse is blunt; not sharp.

As a verb unthinking

is .

Obtuse is a related term of insane.

As adjectives the difference between obtuse and insane

is that obtuse is blunt; not sharp while insane is exhibiting unsoundness or disorder of mind; not sane; mad; deranged in mind; delirious; distracted .

As adjectives the difference between nonsensical and obtuse

is that nonsensical is without sense; unmeaning; absurd; foolish; irrational; preposterous while obtuse is blunt; not sharp.

As adjectives the difference between obtuse and unreasoning

is that obtuse is blunt; not sharp while unreasoning is behaving without reason.

In geometry terms the difference between oblique and obtuse

is that oblique is an oblique line while obtuse is of a triangle: with one obtuse angle.

As a noun oblique

is an oblique line.

As a verb oblique

is to deviate from a perpendicular line; to move in an oblique direction.