clogged; evil

otherwise; if not; or (else)

to declare to be untrue; to deny

to negate; to deny; to reject; negative (answer); negation

to veto; to overrule

otherwise; if not; or (else)

to declare to be untrue; to deny

to negate; to deny; to reject; negative (answer); negation

to veto; to overrule

negative sentence

whether (or not); if; is or isn't

whether one can; whether it is possible

is it possible or not?

whether or not (at the end of a phrase)

can or cannot; is it possible?