The primary or most important element, component, or aspect of something. It represents the central, principal, or fundamental part, often serving as a source of power, influence, or significance.
It can refer to a physical structure, a dominant idea, or a crucial piece of information. It's the core around which other things revolve, holding precedence and often requiring the most attention or emphasis.
SEA KEY
ARCH DUCT DRAG SETA LEAD
CHIEF OCEAN PRIME FOCAL BRINY MAJOR
STAPLE MASTER LARIAT
CENTRAL LEADING OPENSEA PRIMARY
CARDINAL
PRINCIPAL PARAMOUNT
PREDOMINANT INDEPENDENT