Past tense of greaten; made great or greater.
The past tense form of greaten, created by adding the regular past tense suffix -ed to the verb stem. Follows standard English verb conjugation patterns.
This word is almost never used in modern English, but if you saw it in historical texts, it was a perfectly normal way to say 'was made great' before speakers shifted to prefer 'magnified' or 'increased' instead.
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