gesneriad vs woody plant

gesneriad and woody plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
gesneriad	Yes	No	No	No
woody plant	Yes	No	No	No

As nouns, woody plant is a hypernym of gesneriad; that is, woody plant is a word with a broader meaning than gesneriad:

gesneriad: any of numerous tropical or subtropical small shrubs or treelets or epiphytic vines of the family Gesneriaceae: African violet; Cape primroses; gloxinia
woody plant: a plant having hard lignified tissues or woody parts especially stems

Other hypernyms of gesneriad include ligneous plant.

gesneriad (noun)	woody plant (noun)
any of numerous tropical or subtropical small shrubs or treelets or epiphytic vines of the family Gesneriaceae: African violet; Cape primroses; gloxinia	a plant having hard lignified tissues or woody parts especially stems