reciprocation.

1. A response returning a similar action, feeling, or benefit.

2. Repeated movement in opposite directions along the same path.

Use it for

Words that belong together

• reciprocation of support
• expected reciprocation

On the page

The alliance depended on reciprocation of support.

Usage notes

Primary category: academic / formal. Forms: Usually uncountable; no ordinary plural in this sense. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: analysis, explanation, evaluation. Commonness: uncommon.