sparable

As nouns the difference between nail and sparable

is that nail is the thin, horny plate at the ends of fingers and toes on humans and some other animals while sparable is a small headless nail used in making shoes (especially the heels).

As a verb nail

is to fix (an object) to another object using a nail.

As an adjective headless

is without a head; decapitated.

As a noun sparable is

a small headless nail used in making shoes (especially the heels).