The difference between Canine and Tooth

Canine as an adjective:

Of, or pertaining to, a dog or dogs.

Canine as an adjective:

Dog-like.

Canine as an adjective (anatomy):

Of or pertaining to mammalian teeth which are cuspids or fangs.

Canine as an adjective (medicine, obsolete):

Of an appetite: depraved or inordinate; used to describe eating disorders.

Canine as a noun:

Any member of Caninae, the only living subfamily of Canidae.

Canine as a noun (formal):

Any of certain extant canids regarded as similar to the dog or wolf (including coyotes, jackals, etc.) but distinguished from the vulpines, which are regarded as fox-like.

Canine as a noun:

In heterodont mammals, the pointy tooth between the incisors and the premolars; a cuspid.

Canine as a noun (poker slang):

A king and a nine as a starting hand in Texas hold 'em due to phonetic similarity.

Tooth as a noun:

A hard, calcareous structure present in the mouth of many vertebrate animals, generally used for eating.

Tooth as a noun:

A sharp projection on the blade of a saw or similar implement.

Tooth as a noun:

A projection on the edge of a gear that meshes with similar projections on adjacent gears, or on the circumference of a cog that engages with a chain.

Tooth as a noun (zoology):

A projection or point in other parts of the body resembling the tooth of a vertebrate animal.

Tooth as a noun (botany):

A pointed projection from the margin of a leaf.

Tooth as a noun (animation):

The rough surface of some kinds of cel or other films that allows better adhesion of artwork.

Tooth as a noun (figurative):

liking, fondness, appetite, taste, palate (compare toothsome)

Tooth as a noun (algebraic geometry):

An irreducible component of a comb that intersects the handle in exactly one point, that point being distinct from the unique point of intersection for any other tooth of the comb.

Tooth as a verb:

To provide or furnish with teeth.

Tooth as a verb:

To indent; to jag.

Tooth as a verb:

To lock into each other, like gear wheels.