3 Letters:
* are
* ear
* her
* ran
* rep
* run
4 Letters:
* earn
* hair
* leap
* near
* pane
* plan
* rare
* reap
* rehn (a type of grain)
* rhen (a type of metal)
* upon
5 Letters:
* chair
* crane
* clean
* pearl
* reach
* share
* uncap
* urban
* cheer
6 Letters:
* chance
* churn
* enchant
* prayer
* preach
* purine
* reaped
* repaid
7 Letters:
* preacher
* prepares
* reaches
8 Letters:
* unpaved
* reprieve
9 Letters:
* enchanted
Let me know if you'd like me to find any more, or if you have a specific word length in mind!