whether (or not); if; used to introduce a choice between two possibilities or express uncertainty

otherwise; if not; or else

whether or not; if it is possible to

to declare to be untrue or refuse to admit the existence of something

to negate, deny, or reject the validity or truth of something

whether or not (at the end of a phrase)

to formally reject a proposal, motion, or decision, often through a vote or official authority

is it possible or not; whether or not

veto power

to decline to comment or express an opinion; to be neutral or evasive rather than saying yes or no

to deny flatly; to categorically refuse to admit something

extreme sorrow turns to joy; things will eventually take a turn for the better

to evaluate merits and demerits; to judge or critique performance or conduct, especially in a formal or ethical context

to decline to express an opinion; to refuse to comment

true negative (TN)

a vote against a proposal; a veto

whether or not; can or cannot; is it possible?

the power or right vested in one branch of a government or a specific member of an organization to cancel or postpone the decisions, enactments, etc., of another