flageolet vs fipple pipe

flageolet and fipple pipe both are nouns.

Word	Noun	Adjective	Verb	Adverb
flageolet	Yes	No	No	No
fipple pipe	Yes	No	No	No

As nouns, fipple pipe is a hypernym of flageolet; that is, fipple pipe is a word with a broader meaning than flageolet:

flageolet: a small fipple flute with four finger holes and two thumb holes
fipple pipe: a tubular wind instrument with 8 finger holes and a fipple mouthpiece

Other hypernyms of flageolet include fipple flute, recorder, vertical flute.

flageolet (noun)	fipple pipe (noun)
a small fipple flute with four finger holes and two thumb holes	a tubular wind instrument with 8 finger holes and a fipple mouthpiece
a French bean variety with light-colored seeds; usually dried