Spamvertiser vs Spamvertises - What's the difference?

As a noun spamvertiser

is (internet|slang) one who spamvertises.

(spamvertise).

(en noun)

(Internet, slang) One who spamvertises.

* spammer

(head)

(spamvertise)

(spamvertis)

(Internet, slang, intransitive) To engage in spamvertising.

* '>citation

(Internet, slang, transitive) To use spam to advertise.

* '>citation

* spamvertiser

* spam