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: Damage is intensified by moisture stress during drought. 
Sentence2: low amounts of rainfall intensify damage during drought.
answer:
Damage


question:
Sentence1: pathogens can cause disease. 
Sentence2: pathogens affects the immune system.
answer:
pathogens


question:
Sentence1: absorbing sunlight causes objects to heat. 
Sentence2: Collector panels absorb sunlight to heat air.
answer:

sunlight