間あいの楔くさび

あ

い

の

く

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び

Meanings

1

wedge for securing objects together

A physical wedge inserted between parts to tighten or secure a joint, especially in woodworking or construction.

。

The carpenter drove in a wedge to firmly secure the pillar.

2

tie; bond; connection between people

Metaphorical use: a person or thing that serves as a link or bond between two parties, often in relationships or alliances.