Englishnever
adverb
1 his room is never tidy:
at no time, not at any time, not ever, not once, on no occasion;
literary ne'er.
▷antonyms always, forever.
2 your mother would never agree to it:
not at all, certainly not, not for a moment, not under/in any circumstances, under/in no circumstances, on no account;
informal no way, not on your life, not in a million years, not for love or money;
British, informal not on your nelly.
▷antonyms certainly, definitely.