iambic pentametARGH!

iambic pentameter: a poetic meter consisting of a line with five feet in each of which the iamb is dominant.

argh: what a pirate says to express annoyance, dismay, embarrassment or frustration.

iambic pentametARGH!: what a pirate says to express annoyance, dismay, embarrassment or frustration about iambic pentameter.

"iambic pentametARGH!" - says a pirate