hard-to-reach

The term is a modern English compound, built from native Germanic elements. "Hard" originates from Proto-Germanic harduz, conveying the sense of strength and difficulty, which it retains today. "Reach" derives from the Proto-Germanic raikijaną, meaning to stretch or extend one's hand. The phrase "hard to reach" follows a straightforward English syntactic pattern (adjective + infinitive) to describe something that is difficult to attain or access. Its hyphenation as a single adjective is a conventional orthographic practice for pre-modifying nouns, solidifying the conceptual unity of the descriptive phrase.

This is a compound adjective formed from three English words: "hard" (Old English heard, meaning solid, severe, difficult), "to" (Old English tō, a preposition), and "reach" (Old English rǣcan, meaning to stretch out, extend to, attain). The hyphenated form functions as a single lexical unit.