"birch" in the noun sense

1. birch

hard close-grained wood of any of various birch trees used especially in furniture and interior finishes and plywood

2. birch, birch tree

any betulaceous tree or shrub of the genus Betula having a thin peeling bark

3. birch, birch rod

a switch consisting of a twig or a bundle of twigs from a birch tree used to hit people as punishment

"my father never spared the birch"

"birch" in the verb sense

1. birch

whip with a birch twig

"birch" in the adjective sense

1. birch, birchen, birken

consisting of or made of wood of the birch tree

Source: WordNet® (An amazing lexical database of English)

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