kidding
verb
to deceive (someone) as a joke : to say untrue things to (someone) in a playful or joking way
to fail to admit the truth to (someone)
to gently criticize or tease (someone) in a friendly or good-humored way
It's the truth; I wouldn't kid you.
They're kidding themselves if they think they can win.
verb
to bring forth young —used of a goat or an antelope
idiom
—used when someone says something surprising or that seems as if it could not be serious or true