confirm Copy link Outline I. To make firm or valid1. confirmo, 12. firmo, 1 (somewhat less strong than 1)3. stăbĭlio, 44. auctor (with sum, fīo5. comprŏbo, 1 (to make good)6. sancio, nxi, nctum, 4.7. aliquid rătum facio, efficio, habeo, ducoII. Of the ceremony of confirmation • confirm: I. To make firm or valid: 1. confirmo, 1: v. to strengthen: to promise and c. by oath, polliceri et jurejurando c., Caes.: Cic. 2. firmo, 1 (somewhat less strong than 1): to c. by oath, jurejurando f., Cic.: to c. fidelity, fidem f., Ter. 3. stăbĭlio, 4: i. e. to establish: q. v. 4. auctor (with sum, fīo: said of one who supports or lends authority to something): esp. in phr. patres (patricii) auctores fiunt, of the patricians or senate confirming a resolution of the comitia centuriata: Liv.: Cic. 5. comprŏbo, 1 (to make good): the rashness of the son c.'d the wise saying of the father, patris dictum sapiens temeritas filii comprobavit, Cic.: v. to prove. 6. sancio, nxi, nctum, 4.: v. to ratify. 7. aliquid rătum facio, efficio, habeo, duco: esp. of sentences and judgments: Cic.: Liv.: v. to ratify. Phr.: to c. the truth of anything, alicui rei fidem adjungere, afferre, Cic.: v. credit. II. Of the ceremony of confirmation: confirmo, 1: Eccl.