Here's a breakdown:
* Whakapaipai: This is the verb "to decorate" or "to embellish."
* Te: This is the definite article, meaning "the."
* Ruma: This is the noun "room."
So, "whakapaipai te ruma" literally translates to "decorate the room."
It's a common phrase used when talking about making a room more beautiful or welcoming.