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: Viruses contain DNA but not much else. 
Sentence2: viruses contain encoded information but not much else.
[A]: Viruses


[Q]: Sentence1: if an object is made of a material then that object has the properties of that material. 
Sentence2: items properties are the same as the materials the item is made of.
[A]: made


[Q]: Sentence1: sediment is formed by weathering. 
Sentence2: Sedimentary rocks are made from sediment.
[A]:
sediment