遭 means to encounter (something bad) and is a JLPT N1 kanji. It has 14 strokes and uses the movement / road radical (⻌).
Stroke order · 14 strokes
On'yomi (音読み)
ソウ
Kun'yomi (訓読み)
あ(う)
Radical
⻌ · movement / road
Strokes
14
How to remember 遭
Running into the unexpected on the road (⻌) — an accidental encounter. 事故に遭う means to have an accident; 遭難 means to get into trouble in the mountains or at sea.