違 means different; wrong and is a JLPT N3 kanji. It has 13 strokes and uses the movement / road radical (⻌).
Stroke order · 13 strokes
On'yomi (音読み)
イ
Kun'yomi (訓読み)
ちが(う)、、たが(う)
Radical
⻌ · movement / road
Strokes
13
How to remember 違
On the road (⻌) two people head off in different directions — they don't match. 違う — Japanese people use this to say 'no': 'it's different,' rather than a blunt 'wrong.'