saeculum or seculum /sekˈū-ləm/

An astronomical or geological age

• soapland
• soaplands
• soapless
• soap opera
• soap operas
• soap powder
• soap powders
• soaproot
• soaproots
• soaps
• soapstone
• soapstones
• soapsuds
• soap test
• soap tests
• soap tree
• soap trees
• soap-works
• soapwort
• soapworts
• soapy
• soar
• soaraway
• soare
• soared