coculture /kō-kulˈchər/

1. To grow (two or more organisms) in the same growing medium or culture
2. To grow (an organism) on or in more than one organic medium

• butterinesses
• buttering
• butter knife
• butter knives
• buttermilk
• butter muslin
• butternut
• butternuts
• butter oil
• butter-paper
• butter pat
• butter pats
• butter plate
• butter-print
• butter-prints
• butters
• butterscotch
• butterscotches
• butter-tree
• butter-trees
• butter up
• butter-wife
• butter-wives
• chimney can
• chimney cans