To make something grammatical; to impose or apply grammatical structure or rules to something.
English formation from 'grammatic' plus the verb-forming suffix '-ize' (from Greek '-izein'), creating a verb meaning 'to render grammatical' or 'to subject to grammar.'
Linguists actually use this word to describe how children learn language—their brains automatically grammaticize random sounds into organized patterns, which is why even young toddlers use surprisingly complex sentence structures!
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