an infectious illness that causes fever and headache the flu a very small organism that can cause illness a germ to stop something from happening to prevent something lots of bubbles, produced when soap is mixed with water a lather the flat, inner surface of your hand the palm the end of a finger the tip to wash off soap, usually with water to rinse to keep someone or something safe to protect https://339efcb25eb75e967b0d-ff8eeadd950d51fd1fc939dca75b3973.ssl.cf1.rackcdn.com/assets_default.swf