English

taglock

From tag + lock.

A compound of tag + lock

Middle English tagge ‘small piece hanging from a garment’

English tag

Proto-Indo-European *lewg- ‘to bend’

Proto-Germanic *luką

Proto-West Germanic *lok ‘shutter’

Old English loc

Middle English lok

English lock

Today it means

noun An entangled lock, as of hair or wool.

Language periods are conventional ranges, not dates for this word.