spell vs spelling

spell and spelling both are nouns.

Word	Noun	Adjective	Verb	Adverb
spell	Yes	No	Yes	No
spelling	Yes	No	No	No

spell (noun)	spelling (noun)
a verbal formula believed to have magical force	forming words with letters according to the principles underlying accepted usage
a psychological state induced by (or as if induced by) a magical incantation
a time period for working (after which you will be relieved by someone else)
a period of indeterminate length (usually short) marked by some action or condition

spell (verb)	spelling (verb)
take turns working
orally recite the letters of or give the spelling of
indicate or signify
place under a spell
write or name the letters that comprise the conventionally accepted form of (a word or part of a word)
relieve (someone) from work by taking a turn