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Definition of all but
: very nearly : almost would be all but impossible
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Synonyms for all but
Synonyms
- about,
- almost,
- borderline,
- fair
- [chiefly British],
- fairly,
- feckly
- [chiefly Scottish],
- more or less,
- most,
- much,
- near,
- nearly,
- next to,
- nigh,
- practically,
- somewhere,
- virtually,
- well-nigh
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The first known use of all but was in 1590
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