Beware, older languages below! The languages below were invented during Tolkien's earlier period and should be used with caution. Remember to never, ever mix words from different languages!

Qenya 

ráne

noun. straying, wandering

A noun [probably] in The Etymologies of the 1930s glossed “straying, wandering” derived from the root ᴹ√RAN “wander, stray” (Ety/RAN).

ránen

adjective. errant, errant, *roving

A word in The Etymologies of the 1930s, an adjective form of ᴹQ. ráne “straying, wandering” (Ety/RAN). As such it likely means “errant = ✱straying from the proper or expected course” but not necessarily erroneous; “✱roving” might be another translation.