saros /sāˈros or säˈros/

1. An astronomical cycle of 6585 days and 8 hours, after which relative positions of the sun and moon recur
2. A Babylonian cycle of 3600 years

• under-ripe
• under-roof
• under-roofs
• underrun
• under-rung
• underrunning
• underrunnings
• underruns
• undersaid
• under sail
• undersaturated
• under-sawyer
• under-sawyers
• undersay
• undersaye
• undersayes
• undersaying
• undersays
• under-school
• under-schools
• underscore
• underscored
• underscores
• underscoring
• underscrub