The Collaborative International Dictionary
Thickish
Thickish \Thick"ish\, a. Somewhat thick.
Wiktionary
thickish
a. Somewhat thick.
Usage examples of "thickish".
I glanced through the topmost volume and saw that the pages were a thickish grade of vellum, and that every page was filled with a roughish handwriting that was not instantly legible, although it was written in English.
Leaves deciduous, 3 to 5 inches long, about 2 inches wide, on petioles which have two pairs of reddish glands, they are obovate, acuminate, with incurved short teeth, thickish and smooth and glossy on upper surface.