加筆: revise

key, important point / essential piece of something, requirement

the pin or rivet holding the spines of a folding fan together / (by extension) a pivot, cornerstone, keystone / a pin, often decorated, holding the handle to the tang of a katana

(archaic, possibly obsolete) the pin or rivet holding the spines of a folding fan together

(archaic, possibly obsolete) fortress, redoubt / (archaic, possibly obsolete) important point, key

need, necessity / essential

a female given name

a male given name

tune, tone, meter, key (music) / writing style / to prepare, to exorcise / to investigate / to harmonize, to mediate

更紗, 更沙: calico, chintz, printed fabric