but, conj. 1. on the contrary; yet: My brother went, but I did not. 2. except; save: She was so overcome with grief she could do nothing but weep. 3. unless; if not; except that (fol. by a clause, often with that expressed): Nothing would do but that I should come in.
Sir, Again I feel doubt about "but" because I saw another sentence with "but". The chef knows everything but cooking. Is the meaning of the "but' except or another? Thank you.
"It's a bit odd to address people as 'sir' on a Forum. You could leave that out". -This is what I was told a couple of times after I joined the Forum, because I, too, used the word a lot to address people here. It's not wrong, but you could omit it.