What is Lull ?
Lull is (noun) a quiet period After last week’s hectic rushing around this week’s lull was welcome. Synonym quiet. Antonym storm (verb) to make someone calmer, to soothe someone She sang a song to lull the baby to sleep. The report was not very critical and that lulled them into a false sense of security. Synonym soothe
source: Easier English, Student Dictionary Upper Intermediate Level