manpower vs complement

manpower and complement both are nouns.

Word	Noun	Adjective	Verb	Adverb
manpower	Yes	No	No	No
complement	Yes	No	Yes	No

As nouns, complement is a hyponym of manpower; that is, complement is a word with a more specific, narrower meaning than manpower:

Other hyponyms of manpower include full complement.

manpower (noun)	complement (noun)
the force of workers available	something added to complete or embellish or make perfect
	either of two parts that mutually complete each other
	a word or phrase used to complete a grammatical construction
	number needed to make up a whole force
	a complete number or quantity
	one of a series of enzymes in the blood serum that are part of the immune response

manpower (verb)	complement (verb)
	make complete or perfect; supply what is wanting or form the complement to