Merriam-Webster Online Dictionary
but (conjunction)1.
a) except for the fact - would have protested but that he was afraid
b) - that used after a negative there is no doubt but he won
c) without the concomitant that - it never rains but it pours
d) if not - unless
e) - than no sooner started but it stopped not often in formal use
2.
a) on the contrary on the other hand - notwithstanding used to connect coordinate elements he was called but he did not answer not peace but a sword
b) - yet poor but proud
c) with the exception of - used before a word often taken to be the subject of a clause none but the brave deserves the fair John Dryden
1.
a) with the exception of - barring no one there but me compare but 2c
b) other than - this letter is nothing but an insult
2.
Scottish
a) - without lacking
b) - outside
1.
- only merely he is but a child
2.
Scottish - outside
3.
to the contrary - who knows but that she may succeed
4.
- used as an intensive get there but fast
that not who not - nobody but has his fault Shakespeare
Scottish the kitchen or living quarters of a 2-room cottage
Merriam-Webster Online Thesaurus
but (adverb)nothing more than
SYNONIMS:
but, merely, only, purely, simplyif it were not for the fact that
SYNONIMS:
but, only, saving, yetnot including
SYNONIMS:
apart from, aside from, bar, barring, beside, besides, but, except for, excluding, exclusive of, other than, outside, outside of, save, saving