寿

Kanji: 寿
Level: N1
Meaning: longevity
On'yomi: ジュ
Kun'yomi: ことぶき
Strokes: 7
Common compounds: 寿命 (じゅみょう) lifespan 喜寿 (きじゅ) 77th birthday
Memory hook: A long life is a gift (寸) of old age.