barred

The word 'barred' is a straightforward morphological construction from the root 'bar', which entered English via Old French, denoting a physical rod or barrier. The addition of the past participle suffix '-ed' transforms the noun/verb into an adjective, literally meaning "furnished with or closed off by bars." This literal sense naturally extended to the abstract legal and social meaning of being officially prohibited or blocked, as if by a barrier. Thus, the evolution from a tangible obstruction to a figurative prohibition clearly illustrates the conceptual link between physical and abstract barriers.

Structure: bar (rod, barrier) + red (past participle suffix) 'bar' originates from Old French 'barre' (beam, barrier), of uncertain, possibly Gaulish origin. It functions as the core noun/verb root. 'red' is a Middle English past participle suffix from Old English '-ed', '-ad', '-od', used here to form an adjective from a verb.