What two words start with the letter U and end with letter E and have the same middle letters but in a different order?

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 Words with the pattern -U-E-U--E. That is, nine letter Words with 2nd letter U and 4th letter E and 6th letter U and 9th letter E. In alphabetical order, they are:

nubeculae