hair slide vs hair clip

hair slide and hair clip both are nouns.

Word	Noun	Adjective	Verb	Adverb
hair slide	Yes	No	No	No
hair clip	Yes	No	No	No

As nouns, hair clip is a hypernym of hair slide; that is, hair clip is a word with a broader meaning than hair slide:

hair slide: a decorative hinged clip that girls and women put in their hair to hold it in place
hair clip: any of various clasps and clips used for holding hair in place.

Other hypernyms of hair slide include clip.

hair slide (noun)	hair clip (noun)
a decorative hinged clip that girls and women put in their hair to hold it in place	any of various clasps and clips used for holding hair in place.