forthcoming

The word 'forthcoming' is a transparent compound formed within English from its native Germanic elements. 'Forth', with its ancient Proto-Germanic root furþa-, conveys a sense of moving forward or outward in space or time. Combined with the present participle 'coming', from the ubiquitous Proto-Indo-European root gʷem- (to go, to come), the term literally describes something that is "coming forth." This spatial logic evolved naturally into temporal and figurative meanings. Initially describing something physically approaching, it broadened to signify future availability of events or objects, and later extended to describe a person's readiness to "come forward" with information or conversation.

Structure: forth (forward) + coming (arriving) - forth: From Old English 'forþ', meaning forward, onward. It functions as an adverb indicating direction or progression. - coming: From Old English 'cuman', meaning to come, to arrive. The '-ing' suffix forms the present participle, which here functions as an adjective.