sail

As a letter s

is the letter s with a.

As a noun sail is

salt.

As nouns the difference between sail and null

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

As nouns the difference between sail and clothing

is that sail is salt while clothing is any of a wide variety of articles, usually made of fabrics, animal hair, animal skin, or some combination thereof, used to cover the human body for warmth, to preserve modesty, or for fashion.

As a verb clothing is

.

As nouns the difference between sail and hindi

is that sail is salt while hindi is .

As a numeral set

is seven.

As a noun sail is

salt.

As a noun sail

is salt.

As a verb sand is

.

As a noun sail

is salt.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between sail and swims

is that sail is salt while swims is .

As a verb swims is

(swim).