duration vs value

duration and value both are nouns.

Word	Noun	Adjective	Verb	Adverb
duration	Yes	No	No	No
value	Yes	No	Yes	No

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

Other hyponyms of duration include clocking, longueur, residence time, span, stint, stretch, time scale, note value, time value, rule.

duration (noun)	value (noun)
continuance in time	the quality (positive or negative) that renders something desirable or valuable
the property of enduring or continuing in time	relative darkness or lightness of a color
the period of time during which something continues	a numerical quantity measured or assigned or computed
	an ideal accepted by some individual or group
	the amount (of money or goods or services) that is considered to be a fair equivalent for something else
	(music) the relative duration of a musical note

duration (verb)	value (verb)
	evaluate or estimate the nature, quality, ability, extent, or significance of
	regard highly; think much of
	estimate the value of
	fix or determine the value of; assign a value to
	hold dear