lull vs gentle

lull is a noun but gentle is not a noun.

Word	Noun	Adjective	Verb	Adverb
lull	Yes	No	Yes	No
gentle	No	Yes	Yes	No

As verbs, gentle is a hyponym of lull; that is, gentle is a word with a more specific, narrower meaning than lull:

Other hyponyms of lull include lull, compose, appease, assuage, conciliate, gruntle, lenify, mollify, pacify, placate.

lull (noun)	gentle (noun)
a period of calm weather
a pause during which things are calm or activities are diminished

lull (adjective)	gentle (adjective)
	marked by moderate steepness
	having little impact
	soft and mild; not harsh or stern or severe
	belonging to or characteristic of the nobility or aristocracy
	quiet and soothing
	easily handled or managed
	having or showing a kindly or tender nature

lull (verb)	gentle (verb)
become quiet or less intensive	stroke soothingly
make calm or still	cause to be more favorably inclined; gain the good will of
calm by deception	give a title to someone; make someone a member of the nobility