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: soil is formed by weathering. 
Sentence2: Something described as loamy is formed by weathering.
answer:
formed


question:
Sentence1: Any antigen that causes an allergy is called an allergen. 
Sentence2: Allergens can trigger asthma attacks.
answer:
allergen


question:
Sentence1: scraping oneself on a contaminated object may cause infection. 
Sentence2: An abscess is an infected area swollen with pus.
answer:

infection