lull vs intermission

lull and intermission both are nouns.

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

As nouns, intermission is a hypernym of lull; that is, intermission is a word with a broader meaning than lull:

lull: a pause during which things are calm or activities are diminished
intermission: a time interval during which there is a temporary cessation of something

Other hypernyms of lull include break, interruption, pause, suspension.

lull (noun)	intermission (noun)
a period of calm weather	the act of suspending activity temporarily
a pause during which things are calm or activities are diminished	a time interval during which there is a temporary cessation of something

lull (verb)	intermission (verb)
become quiet or less intensive
make calm or still
calm by deception