7
chestnut(noun, tree, wood)
7
iron(strength, hardness)
7
maple(noun, tree, wood)
6
birch(noun, tree, wood)
5
alder(noun, tree, wood)
5
cherry(noun, tree, wood)
4
adamant(adjective, strength, hardness)
4
yew(noun, tree, wood)
4
acacia(noun, tree, wood)
4
apple(noun, tree)
4
ash(noun, tree, wood)
4
aspen(noun, tree)
4
balsa(noun, tree, wood)
4
beech(noun, tree, wood)
4
dogwood(noun, tree, wood)
4
ebony(noun, tree, wood)
4
elm(noun, tree, wood)
4
eucalyptus(noun, tree, wood)
4
fir(noun, tree, wood)
4
gum(noun, tree)
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APASmart Define. (2015). oak thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/oak/thesaurus/synonyms
ChicagoSmart Define. 2015. "oak thesaurus" https://smartdefine.org/oak/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, oak thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/oak/thesaurus/synonyms>.
MLASmart Define. "oak thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/oak/thesaurus/synonyms>