What's the difference between tramper and trampler?

Tramper

Definition:

• (n.) One who tramps; a stroller; a vagrant or vagabond; a tramp.

Example Sentences:

• (1) But it is difficult not to conclude that the survey, which ends on St Andrew’s day, 30 November, has been something of a fools errand for those loyal driveway-trampers.

Trampler

Definition:

• (n.) One who tramples; one who treads down; as, a trampler on nature's law.

Example Sentences:

• (1) Elia Kazan, the director, wanted Brando because he knew the actor's radiance would keep Stanley from being just a villain, the trampler upon Blanche Du Bois's fragile bloom.