The Collaborative International Dictionary of English v.0.48:
Lull \Lull\ (l[u^]l), v. t. [imp. & p. p. Lulled (l[u^]ld); p.
pr. & vb. n. Lulling.] [Akin to OD. lullen to sing to
sleep, G. lullen, Dan. lulle, Sw. lulla; all of imitative
origin. Cf. Loll, Lollard.]
To cause to rest by soothing influences; to compose; to calm;
to soothe; to quiet. " To lull him soft asleep." --Spenser.
Such sweet compulsion doth in music lie,
To lull the daughters of necessity. --Milton.
Moby Thesaurus II by Grady Ward, 1.0:
60 Moby Thesaurus words for "lulling":
abatement, allayment, alleviation, analgesia, anesthesia,
anesthetizing, appeasement, appeasing, assuagement, blunting,
calming, cradling, damping, deadening, demulsion, diminishment,
diminution, dreamy, drowsy, dulcification, dulling, ease, easement,
easing, falling-off, gentling, hushing, leniency, lessening,
letdown, letup, lightening, loosening, mitigation, modulation,
mollification, mollifying, numbing, pacification, pacifying,
palliation, quietening, quieting, reduction, relaxation, relief,
remedy, remission, restful, rocking, salving, slackening,
softening, soothful, soothing, stilling, subduement, tempering,