1
Quiet

• 1. Quiet is an adjective meaning not loud or
  soft.
• EX Many people think Mahmoud is QUIET, but he
  is actually very outgoing.
• EX There was a QUIET tap at the door, and I
  knew my guest had arrived.

2
Quiet

• 1A. Quiet can also be a verb meaning to make
  soft or to make not loud or to make peaceful
  or relaxed.
• EX The animal handler tried to QUIET the horses
  after the fire.
• EX The teacher wanted to QUIET the class for
  the test.

3
Quite

• 2. Quite is an adverb that can mean very or
  to a great degree.
• EX The noise was QUITE loud and it hurt my
  ears.
• EX Your IQ is QUITE small, which is why youre
  so easy to fool.

4
Quit

• 3. Quit means to stop or to leave.
• EX Myron QUIT his job at the deli and went to
  work at Jordans Pizza.
• EX We QUIT the mall after we were done with
  lunch and went to the movies.