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The Dutch artist of the 1800's who used a variety of marks to create beautiful
textures.

Nice work! ... Used oil-based paints; used layers to create variety of subtle colors when painting. ... In France during 1600-1800; prior to the French Revolution. ... Dutch painter, who painted portraits of wealthy middle-class merchants and ... variety of materials, textures, widths, and shapes that produce many different effects.

Explanation:

your word would be isle.

isle is an island or peninsula especially a small one.

if you add the letter "a" you get aisle, which is a passage between 2 rows of something like chairs, shelves, or something else.