shuǐ

Water, is the radical No. 85. The central stroke represents a rivulet, and the others the ripples on the surlace of the water.

氵 (when used as a left Chinese radical)
Compounds
水果 shuǐguǒ – fruit
水晶 shuǐjīng – crystal
水牛 shuǐniú – buffalo; water buffalo
水平 shuǐpíng – standard; level
水汽 shuǐqì – vapour, water vapour

Learn more about 水 at Wikionary