noun
source of amusement; plaything
Refers to something that provides comfort or distraction, often with a slightly old-fashioned or literary feel. Can be used for a person treated as a mere diversion.
彼は彼女を単なる慰み物として扱った。
He treated her as a mere plaything.
読書は彼にとって最高
Reading is the best source of amusement for him.