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: TRH stimulates the pituitary gland to produce thyroid-stimulating hormone, or TSH. 
Sentence2: TRH stimulates prolactin release.

TRH