Verb > Alternate

Verb > Alternate

to place or do (different things) so that one follows the other in a repeated series

(+ object)

To make the appetizer, you should alternate layers of tomatoes and cheese. (=you should place a layer of tomatoes, then a layer of cheese, then a layer of tomatoes, etc.)

The poem/poet alternates fear and hope.

— often + with

The necklace is made by alternating glass beads with shells.

The poem/poet alternates fear and hope with each other. = The poem/poet alternates fear with hope.

(no object)

The light and dark woods alternate to form an elegant pattern around the window.

— often + with

Light woods alternate with dark woods.

— often + between

The poem alternates between fear and hope.

He alternates between riding his bike and taking the bus to work.