Obtuse vs. Stupid — What's the Difference?

Annoyingly insensitive or slow to understand

Slow to learn or understand; obtuse.

(of an angle) more than 90° and less than 180°

Tending to make poor decisions or careless mistakes.

Not sharp-pointed or sharp-edged; blunt

Marked by a lack of intelligence or care; foolish or careless

Lacking quickness of perception or intellect.

Dazed, stunned, or stupefied

Characterized by a lack of intelligence or sensitivity

Used to express disparagement or exasperation

Not distinctly felt

A stupid or foolish person.

Not sharp, pointed, or acute in form; blunt.

Lacking in intelligence or exhibiting the quality of having been done by someone lacking in intelligence.

Having an obtuse angle

To the point of stupor.

(Botany) Having a blunt or rounded tip

(archaic) Characterized by or in a state of stupor; paralysed.

; not sharp, pointed, or acute in form.

(archaic) Lacking sensation; inanimate; destitute of consciousness; insensate.

Blunt, or rounded at the extremity.

Dulled in feeling or sensation; torpid.

Larger than one, and smaller than two right angles, or more than 90° and less than 180°.

(slang) Amazing.

, having an obtuse angle.

(slang) Darn, annoying.

Intellectually dull or dim-witted.

(slang) Extremely.

Of sound, etc.: deadened, muffled, muted.

A stupid person; a fool.

Indirect or circuitous.

The condition or state of being stupid; stupidity, stupidness.

To dull or reduce an emotion or a physical state.

Very dull; insensible; senseless; wanting in understanding; heavy; sluggish; in a state of stupor; - said of persons.

Not pointed or acute; blunt; - applied esp. to angles greater than a right angle, or containing more than ninety degrees.

Resulting from, or evincing, stupidity; formed without skill or genius; dull; heavy; - said of things.

Not having acute sensibility or perceptions; not alert, especially to the feelings of others; dull; stupid; as, obtuse senses.

A person who is not very bright;

Dull; deadened; as, obtuse sound.

Lacking or marked by lack of intellectual acuity

Of an angle; between 90 and 180 degrees

In a state of mental numbness especially as resulting from shock;

Of a leaf shape; rounded at the apex

Without much intelligence;

Lacking in insight or discernment;

Slow to learn or understand; lacking intellectual acuity;