lull (noun)
1
A period of rest or soothing.
2
A period of reduced activity; a respite
3
(nautical) A period without waves or wind.
4
(surfing) An extended pause between sets of waves.
lull (verb)
1
(transitive) To cause to rest by soothing influences; to compose; to calm
2
(intransitive) To become gradually calm; to subside; to cease or abate.