もらいっぱなし

Meanings

receiving without giving back; taking without reciprocating

usually written using kana alone

Describes a situation where someone receives a gift, favor, or benefit but does nothing in return; often carries a negative connotation of one-sidedness or ingratitude.

彼かれはいつももらいっぱなしで、お礼れいを言いわない。
He always just takes and never says thank you.
もらいっぱなしはよくないよ。何なにかお返かえしを考かんがえないと。
It's not good to just receive without giving back. You should think of something in return.