What's the difference between poetaster and rhymester?

Poetaster

Definition:

• (n.) An inferior rhymer, or writer of verses; a dabbler in poetic art.

Example Sentences:

Rhymester

Definition:

• (n.) A rhymer; a maker of poor poetry.

Example Sentences:

• (1) What sport the rhymesters have had this week with their “pale, male and stale” cabinet reshuffle barb.