telling vs singing

telling and singing both are nouns.

Word	Noun	Adjective	Verb	Adverb
telling	Yes	Yes	No	No
singing	Yes	Yes	No	No

As nouns, telling and singing are synonyms defined as:

telling and singing: disclosing information or giving evidence about another

Other synonyms of telling include tattle.

telling (noun)	singing (noun)
informing by words	the act of singing vocal music
an act of narration	disclosing information or giving evidence about another
disclosing information or giving evidence about another

telling (adjective)	singing (adjective)
producing a strong effect	smooth and flowing
disclosing unintentionally something concealed
powerfully persuasive