expectoration vs spitting

expectoration and spitting both are nouns.

Word	Noun	Adjective	Verb	Adverb
expectoration	Yes	No	No	No
spitting	Yes	No	No	No

As nouns, expectoration and spitting are synonyms defined as:

expectoration and spitting: the act of spitting (forcefully expelling saliva)

Other synonyms of expectoration include spit.

expectoration (noun)	spitting (noun)
the act of spitting (forcefully expelling saliva)	the act of spitting (forcefully expelling saliva)
the process of coughing up and spitting out