disc-shaped vs disk-shaped

disc-shaped and disk-shaped both are adjectives.

Word	Noun	Adjective	Verb	Adverb
disc-shaped	No	Yes	No	No
disk-shaped	No	Yes	No	No

As adjectives, disc-shaped and disk-shaped are synonyms defined as:

Other synonyms of disc-shaped include disclike, discoid, discoidal, disklike.

disc-shaped (adjective)	disk-shaped (adjective)
having a flat circular shape	having a flat circular shape