• secumary,
• xecumary,
• cecumary,
• fecumary,
• recumary,
• eecumary,
• dwcumary,
• dscumary,
• ddcumary,
• drcumary,
• d4cumary,
• deccumary,
• decummary,
• decumery,
• decumury,
• decummery,
• deccumery,
• decamary,
• decamery,
• decumeary

• decennary,
• decumaria.

The adjective form of the word "decumary" is "decumarian".

The plural form of "decumary" is "decumaries".

The singular form of the word "decumary" is "decumary".