tongueflower vs orchid

tongueflower and orchid both are nouns.

Word	Noun	Adjective	Verb	Adverb
tongueflower	Yes	No	No	No
orchid	Yes	No	No	No

As nouns, orchid is a hypernym of tongueflower; that is, orchid is a word with a broader meaning than tongueflower:

tongueflower: orchid having blue to purple flowers with tongue-shaped or strap-shaped protuberances (calli) at the lip base
orchid: any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors

Other hypernyms of tongueflower include orchidaceous plant.

tongueflower (noun)	orchid (noun)
orchid having blue to purple flowers with tongue-shaped or strap-shaped protuberances (calli) at the lip base	any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors