hole-in-corner vs insignificant

hole-in-corner and insignificant both are adjectives.

Word	Noun	Adjective	Verb	Adverb
hole-in-corner	No	Yes	No	No
insignificant	No	Yes	No	No

hole-in-corner (adjective)	insignificant (adjective)
relating to the peripheral and unimportant aspects of life	devoid of importance, meaning, or force
	signifying nothing
	of little importance or influence or power; of minor status
	small and unimpressive