single

As nouns the difference between single and singeress

is that single is single (45rpm vinyl record) while singeress is a female singer.

As a noun single

is single (45rpm vinyl record).

As an adjective false is

(label) one of two states of a boolean variable; logic.

As a noun single

is single (45rpm vinyl record).

As an adjective undefined is

lacking a definition or value.

As nouns the difference between single and sign

is that single is single (45rpm vinyl record) while sign is (sometimes|also used uncountably) a visible indication.

As a verb sign is

to make a mark.

As nouns the difference between bachelors and single

is that bachelors is while single is single (45rpm vinyl record).

As adjectives the difference between single and uncompounded

is that single is not accompanied by anything else; one in number while uncompounded is not compounded.

As a noun single

is a 45 RPM vinyl record with one song on side A and one on side B.

As a verb single

is to identify or select one member of a group from the others; generally used with out, either to single out or to single (something) out.