sago palm vs cycad

sago palm and cycad both are nouns.

Word	Noun	Adjective	Verb	Adverb
sago palm	Yes	No	No	No
cycad	Yes	No	No	No

As nouns, cycad is a hypernym of sago palm; that is, cycad is a word with a broader meaning than sago palm:

sago palm: dwarf palmlike cycad of Japan that yields sago
cycad: any tropical gymnosperm of the order Cycadales; having unbranched stems with a crown of fernlike leaves

sago palm (noun)	cycad (noun)
any of various tropical Asian palm trees the trunks of which yield sago	any tropical gymnosperm of the order Cycadales; having unbranched stems with a crown of fernlike leaves
dwarf palmlike cycad of Japan that yields sago