pompon

As nouns the difference between pompon and null

is that pompon is pompon while null is zero, nil; the cardinal number before einn.

As a letter s

is the letter s with a.

As a noun pompon is

pompon.

As an initialism pom

is (chemistry).

As a noun pompon is

pompon.

As nouns the difference between pompon and pompion

is that pompon is a bundle of yarn, string, ribbon, etc. tied in the middle and left loose at the ends, so as to form a puff or ball, as for decoration or a showy prop for cheerleading while pompion is alternative form of pumpion.