
Open English Wordnet
Nouns
(n)archa curved shape in the vertical plane that spans an opening (n)archa curved bony structure supporting or enclosing organs (especially the inner sides of the feet) (n)arch, archwaya passageway under a curved masonry construction“they built a triumphal arch to memorialize their victory” (n)arch(architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it Verbs
(v)arch, curve, arcform an arch or curve“her back arches”,
“her hips curve nicely” Adjectives