Synonyms for Amphibious:

adj.

animalistic (adjective)
Ruminating, animalistic, reptilian, mammalian, fishy, vertebral, bestial, wild, bird-like, canine, feline.
aquatic (adjective)
amphibian.

n.

campaign, war, mission, battle, combat, skirmish, pitched battle, incursion, struggle, assault. motor, roadworthy, seaworthy, automotive, vehicular, heavy, armored, flex-fuel, express. articulate, asexual, captive, anthropoid, Caged, arboreal, androgynous, best-of-breed, aquatic. amphibious (noun)
amphibian, semiaquatic, amphibiotic.

v.

conflict (verb)
war.

Other synonyms:

motor, vehicular, roadworthy, Caged, captive, seaworthy, armored, asexual, automotive, anthropoid, androgynous, flex-fuel, arboreal. articulate, best-of-breed. express. Other relevant words:
flex-fuel, amphibian, amphibiotic, vehicular, best-of-breed, semiaquatic, express, androgynous, captive, motor, war, articulate.

Usage examples for amphibious

  1. Baffled in their attempt to relieve the town by water or by land, the Spaniards conceived an amphibious scheme. – The Rise of the Dutch Republic, Volume II.(of III) 1566-74 by John Lothrop Motley Last Updated: January 25, 2009
  2. And still lower- on the very shingle- are the amphibious looking cottages of the fishermen. – A Singer from the Sea by Amelia Edith Huddleston Barr