expression, ichidan verb
beauty is only skin-deep; one gets tired of a beauty in three days
Proverb meaning that physical beauty alone does not guarantee lasting affection; familiarity can diminish initial attraction.
美人は三日で飽きるというから、性格が大事だ。
They say beauty is only skin-deep, so personality is important.
彼女は美人だが、美人は三日で飽きると言うしな。
She's beautiful, but as they say, you get tired of a beauty in three days.