Puck tried to translate what was being said but in addition to just not knowing the language along with all of the work Loki's hands were doing, Puck simply enjoyed whatever was being said as a series of sounds instead of words that he understood. They were being said softly and with tenderness, so Puck had no reason not to. He laughed a bit as her fingers ran his arms and torso and moved his free arm to play with one of her breasts.