Her writing style is highly essayistic.

The essayers gathered to discuss their findings.

Her writing style is essaylike, with thoughtful analysis and well-structured arguments.

She essayeth to complete her assignment before the deadline.

She essayed to climb the mountain.

She wrote essayistically about the political climate.

I wrote a quick essayette for the class assignment.

She has written several essayettes on various topics.

Her writing style is very essayish.

The essaykins were all well-written and thought-provoking.