Synonyms and related words :
approaching, asymptotic, brushing, centripetal, centrolineal, concurrent, confluent, confocal, connivent, contacting, contingent, converging, digressive, divergent, extraneous, focal, glancing, grazing, impingent, impinging, in contact, irrelevant, meeting, mutually approaching, nudging, osculatory, peripheral, radial, radiating, rubbing, tangent, touching, uniting, unrelated|