epact /ēˈpakt/

1. The moon's age at the beginning of the year
2. The excess of the calendar month or solar year over the lunar

• idiot savant
• idiot savants
• idiot tape
• idiot tapes
• Idist
• idle
• idled
• idle-headed
• idlehood
• idlehoods
• idle money
• idleness
• idlenesses
• idle pulley
• idle pulleys
• idler
• idlers
• idles
• idlesse
• idlesses
• idlest
• idle time
• idle times
• idle wheel
• idle wheels