Etymology in the sources
Source-reportedAppears to be related to classical verb 収む (osamu, “to control”), modern 収める (osameru).
Sources for this account (2)
- Wiktionary: おさむCC-BY-SA-4.0 · retrieved 2026-10-15
- Turkish Wiktionary: おさむCC-BY-SA-4.0 · retrieved 2026-10-14

