Synonyms and Antonyms for twelvemonth

Synonyms:

• period
• civil year
• Holy Year
• financial year
• year
• common year
• decennium
• 365 days
• decennary
• New Year
• decade
• fiscal year
• intercalary year
• period of time
• 366 days
• year of grace
• bissextile year
• time period
• yr
• leap year
• annum
• Y2K
• calendar year
• off year
• Christian year
• church year

Antonyms:

• uptime
• regulation time
• downtime
• work time
• time off