- avail
[avail 词源字典]
- avail: see value
[avail etymology, avail origin, 英语词源] - avail (v.)
- c. 1300, availen, apparently a French compound formed in English from Old French a- "to" (see ad-) + vailen "to avail," from vaill-, present stem of valoir "be worth," from Latin valere (see valiant). Related: Availed; availing. As a noun, from c. 1400.