knack

A special talent or skill, especially one difficult to explain or teach.

A tendency or pattern of behavior.

A clever trick.

A knickknack.

To crack, make a sharp abrupt noise; specifically, to gnash the teeth; make a champing sound.

To speak affectedly or mincingly.

To talk in a lively manner; narrate.

To cause, to sound.

To sneer; taunt; mock.