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.

Sentence1: Some mollusks are nearly microscopic. 
Sentence2: Some squids are nearly microscopic.
Some

Sentence1: Weather Clear weather usually means good visibility. 
Sentence2: High pressure systems can cause good visibility.
good

Sentence1: sugar causes food to taste sweet. 
Sentence2: Glucose causes food to taste sweet.

causes