floppy disk vs diskette

floppy disk and diskette both are nouns.

Word	Noun	Adjective	Verb	Adverb
floppy disk	Yes	No	No	No
diskette	Yes	No	No	No

As nouns, floppy disk and diskette are synonyms defined as:

floppy disk and diskette: a small plastic magnetic disk enclosed in a stiff envelope with a radial slit; used to store data or programs for a microcomputer

Other synonyms of floppy disk include floppy.

floppy disk (noun)	diskette (noun)
a small plastic magnetic disk enclosed in a stiff envelope with a radial slit; used to store data or programs for a microcomputer	a small plastic magnetic disk enclosed in a stiff envelope with a radial slit; used to store data or programs for a microcomputer