List of tributary synonyms and tributary related words.
accessory, affluent, bayou, beck, billabong, branch, brook, burn, client, collateral, confluent, confluent stream, conquered, creek, dendritic drainage pattern, dependent, effluent, feeder, feudal, feudatory, fork, inferior, kill, liege, minor, offshoot, prong, rill, rivulet, run, runlet, runnel, satellite, secondary, servile, streamlet, sub, subdued, subject, subjugated, subordinate, subservient, under, vanquished, vassal