The adjective 'winless' is a modern compound formed within English from the native Germanic elements 'win' and 'less'. The root 'win' originates from the Old English verb winnan, which broadly meant to struggle, labor, or fight, a sense rooted in Proto-Germanic. Over time, its meaning narrowed specifically to achieving victory in that struggle or contest. The suffix '-less', from Old English -lēas, is a prolific denominal adjective-forming element meaning "devoid of." Therefore, the literal construction "devoid of a win" transparently yields the modern meaning of having no victories. The word exemplifies the productive capacity of English to create precise descriptive terms by combining an old root with a standard negative suffix.

Structure: win (to be victorious) + less (without) - win: From Old English winnan (to labor, toil, struggle, fight), later specializing to mean "to be victorious in a contest." Its functional role is the core semantic root denoting victory. - less: From Old English -lēas (devoid of, free from), an adjective-forming suffix. Its functional role is to negate or indicate the absence of the quality denoted by the root.