游ぐ[oyogu] to swim
回游[kaiyuu] excursion
游撃[yuugeki] raid
游魚[yuugyo] fish swimming about in water
游ぎ[oyogi] swimming

游泳[yuuei] swimming
浮游[fuyuu] floating
回游魚[kaiyuugyo] migratory fish
游侠[yuukyou] chivalrous person
游蛇[yuuda] water snake

がらがら蛇[garagarahebi] rattlesnake
烏蛇[karasuhebi] black snake
錦蛇[nishikihebi] python
黒蛇[kurohebi] blacksnake
縞蛇[shimahebi] pale-yellow snake (non-poisonous)

蛇の目[janome] (umbrella with) bull's-eye (pattern)
蛇口[jaguchi] faucet
蛇行[dakou] meandering
蛇足[dasoku] redundancy