The difference between Obtuse and Pointless

When used as adjectives, obtuse means , whereas pointless means having no point or sharp tip.

Obtuse is also verb with the meaning: to dull or reduce an emotion or a physical state.

check bellow for the other definitions of Obtuse and Pointless

Obtuse as an adjective (now, chiefly, botany, zoology):

; not sharp, pointed, or acute in form. Blunt, or rounded at the extremity. One that is larger than one and smaller than two right angles, or more than 90 and less than 180. , having an obtuse angle.
Obtuse as an adjective:

Intellectually dull or dim-witted.
Obtuse as an adjective:

Of sound, etc.: deadened, muffled, muted.
Obtuse as an adjective:

Indirect or circuitous.

Obtuse as a verb (transitive, obsolete):

To dull or reduce an emotion or a physical state.

Pointless as an adjective:

Having no point or sharp tip; terminating squarely or in a rounded end.

Examples:

"a pointless sword"

"a pointless knife"
Pointless as an adjective:

Having no prominent or important feature, as of an argument, discourse, etc.

Examples:

"a pointless remark"

"The [[sequel]] to the film was even more pointless than the original"
Pointless as an adjective:

Having no purpose; purposeless; unable to effect an aim.

Examples:

" Since the decision has already been made, further discussion seems pointless."
Pointless as an adjective (mathematics):

Without points.

Examples:

"a pointless topology"