偲 means to remember (a loved one) and is a JLPT N1 kanji. It has 11 strokes and uses the Person (side) radical (亻).
Stroke order · 11 strokes
On'yomi (音読み)
サイ、シ
Kun'yomi (訓読み)
しの(ぶ)
Radical
亻 · Person (side)
Strokes
11
How to remember 偲
Bringing a person (亻) to mind by thinking (思) of them — reminiscing. 偲ぶ appears in 偲ぶ会, a gathering to remember someone who has passed; a tender kanji.