noun
coaxing voice; wheedling voice; ingratiating voice
Describes a soft, flattering tone used to manipulate or win favor, like the gentle voice one might use to coax a cat.
彼女は猫なで声で頼んだので、断れなかった。
She asked in a coaxing voice, so I couldn't refuse.
セールスマンは猫なで声で商品を
The salesman pitched the product in an ingratiating voice.