long silence; long neglect of correspondence
Literary noun used in formal or old-fashioned contexts to express that one has not met or written to someone for a long time. Often appears in set phrases like 久闊を叙する (to exchange greetings after a long separation).
Exchange greetings after a long silence through New Year's cards.
The phrase 久闊を叙する is used as a greeting to someone you haven't met in a long time.
Literary kanji spelling; rarely used in modern writing. The variant 久濶 is even rarer.
Archaic variant of 久闊; not used in modern Japanese.
From Chinese 久闊 “long separation,” with 闊 carrying the sense of being separated or out of contact.