The compound adjective "well-tailored" is a relatively modern English formation. Its first element, "well," is an ancient Germanic adverb of manner, originating from Proto-Germanic wel, conveying the sense of "as wished" or "satisfactorily." The core verb "tailor" entered English via French, tracing back to the Latin taliare, meaning "to cut," from talea ("a cutting, rod"). The literal sense of "cutting cloth" evolved into the specialized profession of making garments. Combined, the morphemes create a vivid image: something that has been "cut well" or "skillfully made," a meaning that extended metaphorically from finely fitted clothing to any meticulously crafted plan or argument.

Structure: well (in a good manner) + tailor (to make clothes) + ed (adjective suffix) - well: From Old English wel, meaning "in a good manner, satisfactorily." It functions as an adverb modifying the past participle. - tailor: From Anglo-French tailour, Old French tailleur ("a cutter"), from taillier ("to cut"). It functions as the verb root meaning to make or fit clothes. - ed: A past participle suffix from Old English -ed, -od, -ad, used here to form a compound adjective.