* Suas: This is the most common translation and is generally used for upwards movement. Think "go up," "climb up," etc.
* Aníos: This means "upwards" or "up here," often used in phrases like "come up here" (tar aníos).
* Ar airde: This translates to "higher up" or "at a higher point".
To get the best translation, you need to provide the sentence where you want to use "up."