From Longman Dictionary of Contemporary Englishswaddleswad‧dle /ˈswɒdl $ ˈswɑːdl/ verb [transitive] old-fashioned MBto wrap a baby tightly to keep it warm and protect it→ See Verb table
Examples from the Corpus
swaddle• Not surprising since the industry itself was still in swaddling clothes.• It is a birth swaddled in deception, whose secret will not be shared by those most affected until decades have passed.• Where once this corner of the island was swaddled in green, a lunar landscape now stands.• I can only suggest, Bill, that you swaddle them both and keep them immobilised for a week.• Each morning I swaddled them in cotton wool and boxes of Band-Aids.Origin swaddle (1400-1500) Probably from sweddle “to swaddle” ((13-17 centuries)), from Old English swethel “swaddling clothes”