Synonyms for Swimming (same or very similar meaning)
WordNet sense 1 (filled or brimming with tears):
liquidWordNet sense 2 (applied to a fish depicted horizontally):
naiantWordNet sense 3 (parallel to or in the plane of the horizon or a base line):
horizontalWordNet sense 4 (the act of swimming):
swimFrom the ODE community, based on WordNetadd/edit