1. A period of ten years; a tithing of ten freeholders and their families.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• secennary,
• xecennary,
• cecennary,
• fecennary,
• recennary,
• eecennary,
• dwcennary,
• dscennary,
• ddcennary,
• drcennary,
• d4cennary,
• d3cennary,
• dexennary,
• decenary,
• decennal,
• decenarye,
• decennarye,
• decendary,
• deccenary,
• deconary

• degeneracy,
• degenerate,
• decumary,
• dejeuner,
• Degenhardt,
• deschner.

The adjective form of the word "decennary" is "decennial".

The plural of the "decennary" can be the "decennaries".

The singular of the "decennary" can be the "decennary".