IPA: /ˈprɪnslɪər/
KK: /ˈprɪnslɪər/
More princely; having the qualities or characteristics of a prince to a greater degree.
The princelier the decorations, the more impressive the event became.
Princelier → It is formed from "prince" (from Old French *prince*, meaning a ruler or nobleman) and "-lier" (a comparative suffix indicating more). The word "princelier" means more princely or more like a prince.
Think of a prince being more noble or royal — that's what "princelier" means, more like a prince.