invaginate /in-vajˈi-nāt/

1. To ensheath
2. To dent inwards, push or withdraw within, introvert

1. To be introverted
2. To form a hollow cavity by infolding

invagināˈtion noun

• blue boxes
• bluebreast
• bluebuck
• bluebucks
• bluecap
• bluecaps
• blue cheese
• blue cheeses
• blue-chip
• bluecoat
• bluecoats
• Bluecoat school
• blue-collar
• blued
• blue devil
• blue devils
• blue duck
• blue ducks
• blue ear disease
• Blue Ensign
• blue-eye
• blue-eyed boy
• blue-eyed boys
• blue-eyed grass
• blue-eyed grasses