Verb (5-dan, す, transitive)
1. to leave (behind)
あの時、机の上に手紙を残してきたことを後悔した。I regretted having left a letter on the desk at that time.
2. to leave (undone); to not finish
あんまり美味しくて、残す気になれなかったんだ。It was so delicious that I couldn't bring myself to leave any.
3. to save; to set aside; to reserve
ケーキを一つ弟のために残しておいた。I saved a piece of cake for my little brother.
4. to leave (to someone, esp. after one's death); to bequeath
祖父は家族に大きな家を残した。My grandfather left his family a big house.
5. to stay (in the ring); to hold on