The word's journey begins with the ancient Greek sustēma, meaning a whole composed of several parts, which itself derives from syn- (together) and histānai (to set, to stand). This concept entered Latin as systema, referring to an organized assembly. The formative suffix -ize, of Greek origin, was attached to the noun "system" to create the verb "systematize," meaning "to make into a system." The final -d marks the word as a past participle or adjective, completing its evolution into a term describing something that has been rendered orderly and methodical according to a coherent plan.

Structure: system (organized whole) + atize (to make or become) + d (past tense suffix) - system: From Greek sustēma (a whole compounded of parts), via Late Latin systema. Acts as the core noun root. - atize: A verb-forming suffix from Greek -izein (via Latin -izāre), meaning "to make, to cause to be, or to treat in a specified way". - d: An inflectional suffix from Old English, indicating the past tense or past participle form of a verb.