the compound adjective 'sweat-soaked' is a modern english formation that transparently combines two elements of germanic origin. the first element, 'sweat', derives from the old english noun 'swāt', which has cognates across germanic languages and traces back to the proto-indo-european root sweyd-, meaning 'to sweat'. the second element, 'soaked', originates from the old english verb 'socian', meaning 'to soak' or 'become saturated', related to 'sūcan' (to suck) and ultimately from pie seuk-. the compound follows a common english pattern where a noun ('sweat') is hyphenated with a past participle ('soaked') to create a descriptive adjective, literally meaning 'made thoroughly wet by perspiration'. this logical construction directly conveys the state of being drenched in sweat, maintaining a clear semantic link from its constituent parts to its modern figurative intensity.

Structure: sweat (perspiration) + soaked (thoroughly wet) sweat (from old english 'swāt', meaning perspiration, functioning as a noun modifier); soaked (from old english 'socian', meaning to become saturated, functioning as a participial adjective)