List of prolonged synonyms and prolonged related words.
dragged out, dragging, drawn, drawn out, drawn-out, elongated, extended, interminable, languishing, lasting, lengthened, lengthy, lingering, long, long-continuing, long-drawn, long-drawn-out, long-pending, long-winded, longsome, marathon, overlong, prolongated, protracted, pulled, spun out, spun-out, straggling, strained, stretched, stretched out, stretched-out, strung out, taut, tense, tight