13-Letter Words Containing: O,S,K,E,R

• a bitter cress of Europe and America

• the fruit of the chokecherry tree

• a common wild cherry of eastern North America having small bitter black berries favored by birds

• a board having 64 squares of two alternating colors

• someone who travels for pleasure

• a check that restrains another check

• something that checks the correctness of a previous check

• oppose or check by a counteraction

• check a second time

• a productive insight

• making an important discovery

• a penetration of a barrier such as an enemy's defense