“Lynchpin” in Japanese
Short answer
Lynchpin in Japanese is “楔子” (kesshi). Full meaning: wedge, lynchpin, cotter.
Other ways to say “Lynchpin” in Japanese
楔
kusabi wedge, chock, linchpin, lynchpin; tie, bond
クサビ
kusabi wedge, chock, linchpin, lynchpin; tie, bond
くさび
kusabi wedge, chock, linchpin, lynchpin; tie, bond
橛
kusabi wedge, chock, linchpin, lynchpin; tie, bond
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