The word 'unblocked' is a transparent English formation built upon the core concept of a 'block,' a solid piece that impedes movement or flow. The prefix 'un-,' one of the oldest and most productive negators in the language, directly reverses the state indicated by the root verb. The suffix '-ed' completes the construction, marking it as a completed action or a resulting state. Thus, the literal logic of the morphemes—"made not blocked"—maps perfectly onto the modern abstract meanings of removing an obstruction or being free from impediments, showcasing the analytical nature of English word formation.

Structure: un (not) + block (solid piece) + ed (adjective/verb suffix) - un: A prefix of Germanic origin (Old English un-), meaning "not." It functions as a negator. - block: A root of uncertain origin, possibly from Middle Dutch blok meaning "log" or "solid piece." It functions as the core noun/verb denoting an obstruction or solid mass. - ed: A suffix of Germanic origin (Old English -ed, -od, -ad), used here to form the past tense/past participle of the verb and the resultant adjective.