Meaning
To strengthen; to make firm or resolute.
Etymology
Origin: Middle English
From Middle English confirmen, confermen, from Old French confermer, from Latin cōnfirmāre (“to make firm, strengthen, establish”), from con- (“together”) + firmāre (“to make firm”), from firmus (“firm”).
Synonyms & Antonyms
NYT Puzzle Appearances
Accepted in 2 recorded puzzles, including a pangram: