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

• washeteria
• washeterias
• wash-gilding
• washhand basin
• washhand basins
• washhand stand
• washhand stands
• washhouse
• washhouses
• washier
• washiest
• wash-in
• washiness
• washinesses
• washing
• washing-blue
• washing-board
• washing-bottle
• washing-day
• washing-house
• washing line
• washing lines
• washing liquid
• washing machine
• washing machines