trigram /trīˈgram/

1. An inscription of three letters
2. A figure of three lines

trigrammatˈic or trigrammˈic adjective

• cotyledonary
• cotyledonous
• cotyledons
• cotyles
• cotyliform
• cotyloid
• coucal
• coucals
• couch
• couchant
• couch a spear
• couched
• couchee
• couchees
• couches
• couchette
• couchettes
• couch grass
• couch grasses
• couching
• couchings
• couch potato
• couch potatoes
• couchsurfing
• couché