decently russian

• прили́чно

  decently, properly, becomingly, decorously, quite well

• поря́дочно

  decently, honestly

  (colloquial) fairly well

  (colloquial) quite a bit

• пристойно

  decently, properly, respectably, appropriately

Examples

• Веди́те себя прилично, как будто Вы - культу́рный челове́к.

  Behave decently, as if you're a well-cultured man.