Key poetry terminology

The repetition of a consonant sound.

(everything but vowels) 

B, C, D, F, G, H, J etc.

“She sells sea-shells down by the sea-shore”

Where language used has more than one possible meaning.

"I can't recommend this book too highly."

Where phrases are contrasted. 

Antithesis is a contrary or opposite opinion, concept, or characteristic.

"We will win this game. We will not lose."

The readers the writer has in mind.

Unrhymed verse, usually written in Iambic Pentameters. Blank verse is often unobtrusive and the iambic pentameter form often resembles the rhythms of ordinary speech. William Shakespeare wrote most of his plays in blank verse.

"What is the boy now, who has lost his ball,
What, what is he to do? I saw it go
Merrily bouncing, down the street, and then
Merrily over-there it is in the water!"

The Ball Poem by John Berryman

A sentence that makes a statement. 

"You smell."

A variety of a particular language; distinctive accent. 

"Cha' now man."