Trochaic describes a rhythmic pattern in poetry, creating a beat like a heartbeat or a march.

Poetry Rhythm

Many popular English names have a trochaic rhythm, making it a familiar pattern.

Common in Names

Trochaic meter is used to highlight important words or themes within a line of poetry.

Accentual Verse

 the characters switch to iambic pentameter when speaking about their emotions and their place in the world. Which leaves just one last question. Why did Shakespeare choose iambic pentameter for these moments, rather than, say, trochaic hexameter or dactylic tetrameter?