A great way to remember a character is by searching for patterns across all the words that contain it. Can you find similarities?
|故意||4||gù yì||purposely, intentionally|
|边缘||6||biān yuán||marginal; edge, fringe|
|变故||6||biàn gù||unforseen event, accident, misfortune|
|故乡||6||gù xiāng||homeland, native place|
|故障||6||gù zhàng||failure, trouble|
|事故||6||shì gù||mishap, accident|