pen·ta·he·dron 
(pĕn′tə-hēdrən)
(pĕn′tə-hēdrən)n. pl. pen·ta·he·drons or pen·ta·he·dra (-drə)
A solid having five plane faces.
pen′ta·hedral (-drəl) adj.
pentahedron- water bear
- Water Bearer
- waterbed
- water beetle
- waterbird
- water bird
- water biscuit
- water blister
- water bloom
- waterboard
- water board
- waterboarding
- water boatman
- waterborne
- water-borne
- water brash
- waterbuck
- water buffalo
- water bug
- Waterbury
- waterbus
- water caltrop
- water cannon
- water chestnut
- water chinquapin