Definition: Generate an overlapping word between the given two sentences. When you find the overlapping words, they don't have to match exactly, e.g., "survival" and "survive" are valid overlapping words. Little words like "the" or "of" don't count! You must generate significant words which are not the stop words.
Input: Sentence1: if a neutral atom loses an electron then an atom with a negative charge will be formed. 
Sentence2: if a neutral atom loses an electron it will become attracted to positive charges.

neutral