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: Pinions tolerate drought and alkaline soil, but prefer loose, well-drained soils. 
Sentence2: well-drained soil has a positive impact on a plant 's roots' growth in that soil.

well-drained