spiraling vs coiling

spiraling and coiling both are adjectives.

Word	Noun	Adjective	Verb	Adverb
spiraling	No	Yes	No	No
coiling	No	Yes	No	No

As adjectives, spiraling and coiling are synonyms defined as:

Other synonyms of spiraling include helical, spiral, spiralling, turbinate, volute, voluted, whorled.

spiraling (adjective)	coiling (adjective)
in the shape of a coil	in the shape of a coil