poustie
/ˈpuːsti/ /ˈpaʊsti/Now Scottish and Irish English
noun
Power; spiritual power; might; authority.
- in poustie: in one's power, possible..
Origin
Middle English; earliest use found in St. Margaret. From Anglo-Norman pousté, Anglo-Norman and Old French poesté, poosté, posté from classical Latin potestāt-, potestās power, authority.