TERRITORY

- ​Earlier territorie = land/ region under the jurisdiction of a town🔍 , sovereign, state🔍 ,

etc.; from Latin territorium = land around a town, domain, district [terra = earth, land 

+ orium /ory (suffix denoting place)]​​

REALM 

- Earlier reaume = a kingdom/ domain🔍  under a sovereign, royal jurisdiction, Old

French: reaume/ realme; varients of roiaume = kingdom influenced by reial = regal  

[Latin regalis = royal; belonging to/ worthy of a king - from rex (gen. regis) = king 

(PIE🔍 root reg = move [derivative; direct] in  a straight line - thus = to lead, rule -

         related regulate)]​   Possibly from Gallo-Romance regiminem; acst. Latin regimen =

government, rule [regalimen = a kingdom, from regalis (above)]