profian

From Proto-West Germanic *prōbōn, from Late Latin probō (“test, try, examine, approve, show to be good or fit, prove”, verb), from probus (“good, worthy, excellent”), from Proto-Indo-European *pro-bʰuH-s (“being in front, prominent”), from Proto-Indo-European *pro-, *per- (“toward”) + Proto-Indo-European *bʰuH- (“to be”). Related to Old Frisian prōvia, Old Norse prófa. More at for, be.

• IPA^(key): /ˈproː.fi.ɑn/, [ˈproː.vi.ɑn]

prōfian

1. to esteem; regard as
   • ... for þeóf hé is tó prófianne ― ... he is to be regarded as a thief (L. Wih. 28 ; Th. i. 42, 25 : L. In. 20; Th. i. 116, 2.)
2. to test, try, prove
3. to show evidence of, evince

• *prōfung

• Middle English: proven
  • English: proove, prove