Once

"Once" in French

autrefois

(formerly)

jadis

(formerly)

un temps

(formerly)

une fois

(one and only one time)

une fois

(formerly)

aussitôt que

(as soon as)

dès que

(as soon as)

une fois que

(as soon as)

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.