wings vs insignia

wings and insignia both are nouns.

Word	Noun	Adjective	Verb	Adverb
wings	Yes	No	No	No
insignia	Yes	No	No	No

As nouns, insignia is a hypernym of wings; that is, insignia is a word with a broader meaning than wings:

wings: stylized bird wings worn as an insignia by qualified pilots or air crew members
insignia: a badge worn to show official position

wings (noun)	insignia (noun)
a means of flight or ascent	a badge worn to show official position
stylized bird wings worn as an insignia by qualified pilots or air crew members