obuch
obuch is a war hammer or weapon family.
Overview
Polish Renaissance weapon.
In detail
It is associated with Polish–Lithuanian Commonwealth.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Obuch”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q66888248: obuch
Consult the source