A base word is a word that has a prefix or suffix added to it (e.g fix, refix, fixed.) Fix would be the base word. A root word is a word that another word comes out of. "path" is the root word that...
Some words that contain the word 'in' (without using the prefix in' or the suffix 'ing) are: again akin angina attain bargain begin bin brain chin cinder crinkle coin din domain drain endocrine...