According to SOWPODS (the combination of Scrabble dictionaries
used around the world) there are 10 words with the pattern R-N-ES.
That is, six letter words with 1st letter R and 3rd letter N and
5th letter E and 6th letter S. In alphabetical order, they are:
rances
ranees
ranges
rankes
renies
rennes
rentes
rinses
rondes
rontes