install · base

1. Origins, structure, and basic meaning

• Structure: 据 has 11 strokes and the on-reading きょ. 据える (すえる) and 据わる (すわる) distinguish setting something in place from it being settled.
• Basic usage: 据える is transitive and means installing an object or appointing someone to a role; 据わる is intransitive and describes being firmly settled or gaining composure.

2. Common pitfalls and similar expressions

• Installing or appointing and a settled state
  • 作業台を据えた means installed a workbench. 責任者に据える案が出た means a proposal to appoint a person in charge was made, not that the appointment was completed.
  • 床にしっかり据わった describes a shelf settled firmly on the floor. ようやく肝が据わった means finally gaining composure or courage through experience.