1lull 
/ˈlʌl/ verb
lulls; lulled; lull·ing /ˈlʌl/ verb [+ obj] 1 : to cause (someone) to fall asleep or become sleepy
▪ The music lulled him to sleep. — often used as (be) lulled ▪ He was lulled to sleep by her soothing voice. ▪ lulled by the gentle rocking of the boat 2 : to cause (someone) to feel safe and relaxed instead of careful and alert — + into ▪ He lulls you into believing his promises. [=he tricks you into believing his promises by making you feel that he can be trusted] — often used as (be) lulled ▪ She was lulled into a false sense of security.
▪ The music lulled him to sleep. — often used as (be) lulled ▪ He was lulled to sleep by her soothing voice. ▪ lulled by the gentle rocking of the boat
