o'er
nor
One four letter word that starts with r is riot.
a 4 letter word that begins with r is rice
MIRROR is a six letter word with three r's in it
ers, urs
errs
Spree
Ork
hurrah
a-i-r
rot
"AVATAR"
There are many 3 letter words ending in "re". a r e is are, which ends in re, and is a 3 letter word. there are many others.
The three-letter word that means "young louse" is "nit." Perhaps the "r" is incorrect.
asuras
Jar