telecom vs plural

telecom and plural both are nouns.

Word	Noun	Adjective	Verb	Adverb
telecom	Yes	No	No	No
plural	Yes	Yes	No	No

telecom (noun)	plural (noun)
(often plural) systems used in transmitting messages over a distance electronically	the form of a word that is used to denote more than one

telecom (adjective)	plural (adjective)
	grammatical number category referring to two or more items or units
	composed of more than one member, set, or kind