違
イ, ちが.う, ちが.い, ちが.える, ちが.える, たが.う, たが.える
difference, differ
JLPT3 G7 S13 F344
As per 韋# (go around) + 辵 movement → two patrols crossing while circling in opposite directions → *differ* (← cross) → *be mistaken*; *alter*; *sprain* (a wrist/ankle); *break a promise*.
[Full Kanji Etymology List]