Where does “[[vojsko]], [[vojšče]], [[vojska]]” come from?
[[vojsko]], [[vojšče]], [[vojska]] (Old Czech) comes from Proto-Slavic vojьsko, from Proto-Slavic vojь, from Proto-Indo-European woyh₁-o-s, from Proto-Indo-European weyh₁- — to chase, pursue; to suppress, persecute.
Ancestry of “[[vojsko]], [[vojšče]], [[vojska]]”, step by step