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Definition:
consisting of or made of wood of the birch tree
Your choice?
- bivalent (Definition: (chemistry) having a valence of two or having two valences)
- birken
- bivalve (Definition: (zoology) used of mollusks having two shells (as clams etc.))
- blameworthy (Definition: deserving blame or censure as being wrong or evil or injurious)
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