uninteresting vs irksome

uninteresting and irksome both are adjectives.

Word	Noun	Adjective	Verb	Adverb
uninteresting	No	Yes	No	No
irksome	No	Yes	No	No

uninteresting (adjective)	irksome (adjective)
arousing no interest or attention or curiosity or excitement	so lacking in interest as to cause mental weariness
characteristic or suggestive of an institution especially in being uniform or dull or unimaginative