stretch out vs extend

stretch out and extend both are verbs.

Word	Noun	Adjective	Verb	Adverb
stretch out	No	No	Yes	No
extend	No	No	Yes	No

As verbs, extend is a hypernym of stretch out; that is, extend is a word with a broader meaning than stretch out:

Other hypernyms of stretch out include stretch.

As verbs, stretch out and extend are synonyms defined as:

Other synonyms of stretch out include exsert, hold out, put out, stretch forth.

As verbs, stretch out and extend are synonyms defined as:

stretch out and extend: extend or stretch out to a greater or the full length

Other synonyms of stretch out include stretch, unfold.

stretch out (verb)	extend (verb)
stretch (the neck) so as to see better	extend one's limbs or muscles, or the entire body
thrust or extend out	thrust or extend out
extend one's body or limbs	extend in scope or range or area
extend or stretch out to a greater or the full length	lengthen in time; cause to be or last longer
lie down comfortably	continue or extend
	expand the influence of
	increase in quantity or bulk by adding a cheaper substance
	prolong the time allowed for payment of
	use to the utmost; exert vigorously or to full capacity
	open or straighten out; unbend
	extend or stretch out to a greater or the full length
	cause to move at full gallop
	offer verbally
	make available; provide
	span an interval of distance, space or time
	reach outward in space
	stretch out over a distance, space, time, or scope; run or extend between two points or beyond a certain point