uppermost
UK: ˈʌpəməʊst | US: ˈʌpərˌmoʊst
adj. highest in place, rank, or importance
adj. situated at the top or above others
The word "uppermost" combines "upper," the comparative form of "up," with the superlative suffix "-most." "Upper" derives from Old English "uppa," meaning "higher," while "-most" comes from Old English "-mest," indicating the highest degree. Together, they form a term that literally means "highest up" or "topmost," reflecting its use to describe the peak position in physical or metaphorical hierarchies.
The uppermost shelf holds the rarest books.
Safety was the uppermost priority during the expedition.
She placed the document in the uppermost drawer.
The uppermost layer of the cake was decorated with frosting.
His thoughts were uppermost in her mind all day.