instruction:
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.
question:
Sentence1: Hermit crabs use the shells of dead snails for homes. 
Sentence2: Hermits crabs use dead snails shells as their place to live.
answer:
Hermit


question:
Sentence1: Aggression is behavior that is intended to cause harm or pain. 
Sentence2: Verbal violence is behavior that is intended to cause harm or pain.
answer:
behavior


question:
Sentence1: if a thermal conductor is exposed to a source of heat then that conductor may become hot. 
Sentence2: if a thermal conductor is exposed to the sun then that conductor may become hot.
answer:

a