Vascular rhymes with:
cardiovascular, gastrovascular, cardiovascular, gastrovascular, cardiovascular, gastrovascular, muscular, avuncular, binocular, cardiovascular, circular, curricular, extracurricular, gastrovascular, intermolecular, jocular, molecular, muscular, particular, perpendicular, secular, semicircular, spectacular, testicular, unspectacular, vehicular, vernacular
Vascular sounds like:
vehicular, vogeler, vogler, vosler, vossler