What does "unpair" mean?

To change from a paired to a non-paired state.

What is a synonym for "unpair"?

Common synonyms include: unmated.

verb

verb ·Rare ·Advanced level

Verb

1
To change from a paired to a non-paired state. ambitransitive
"Near-synonyms: disassociate; decouple, uncouple; dispair (uncommon)"

"Near-synonyms: disassociate; decouple, uncouple; dispair (uncommon)"

From un- + pair.