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.

[Q]: Sentence1: Plants live just about everywhere on Earth. 
Sentence2: epiphytes live everywhere on earth.
[A]: everywhere


[Q]: Sentence1: propulsion is used for flying by a spacecraft. 
Sentence2: When Apollo 12 took off, the spacecraft was hit by lightning.
[A]: spacecraft


[Q]: Sentence1: Gila monsters are reptiles. 
Sentence2: Gila monsters provide little if any care to their young.
[A]:
Gila