だれかれかまわず
irrespective of the person concerned; indiscriminately; anyone and everyone; anybody at all
Also written 誰彼構わず、だれかれ構わず、誰かれかまわず
Expression, Adverb
誰彼だれかれかまわず良よい顔かおばかりしていると、そのうち八方美人はっぽうびじんとしか思おもわれなくなるよ。
If you buddy up to everybody and anybody, pretty soon people will think you're just a people-pleaser.