tattle vs sing

tattle is a noun but sing is not a noun.

Word	Noun	Adjective	Verb	Adverb
tattle	Yes	No	Yes	No
sing	No	No	Yes	No

As verbs, tattle and sing are synonyms defined as:

tattle (noun)	sing (noun)
disclosing information or giving evidence about another

tattle (verb)	sing (verb)
speak (about unimportant matters) rapidly and incessantly	make a whining, ringing, or whistling sound
divulge confidential information or secrets	divulge confidential information or secrets
	to make melodious sounds
	produce tones with the voice
	deliver by singing