'una volta' si trova anche in questi elementi:
Nella descrizione in italiano:
allora
- eccezionalmente
- in un'unica soluzione
- mai
- ogiva
- per l'ennesima volta
- sorso
- una tantum
Inglese:
of old
- once
- one time
- at one time
- all over again
- annually
- as often as not
- dabble
- early time
- for a change
- for good
- for once
- good ol' times
- good old times
- in ancient times
- in former times
- in olden times
- in one sitting
- in the old days
- in the past
- infodump
- just once
- on one occasion
- once a week
- once again
- once and again
- once and for all
- once before
- once in a blue moon
- once in a lifetime
- once in a while
- once more
- once or twice
- once upon a time
- once-in-a-lifetime
- one day
- one more time
- onetime
- only once
- quondam
- shearling
- there was once
- too much at once
- use
- used
- when the dust settles
- whilom
- wkly
- yearly
- yet again