As verbs the difference between jeer and jees
is that jeer
is to utter sarcastic or mocking comments; to speak with mockery or derision; to use taunting language while jees
As a noun jeer
is a railing remark or reflection; a scoff; a taunt; a biting jest; a flout; a jibe; mockery or jeer
can be (nautical) a gear; a tackle.