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: Many pesticides widely used on food are known to cause, or suspected of causing, cancer. 
Sentence2: Eating something that contains pesticides has been suspected to cause cancer.

suspected