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: Another named half of the earth is the so-called Pacific hemisphere. 
Sentence2: when half of Earth is tilted towards the sun , that half of Earth receives more direct sunlight.

earth