Quenya 

þossë

noun. fear

thosso

fear

thosso (þossë) noun "fear" in Old Quenya (PE17:87, there spelt with the letter þ, not the digraph th)

sossë

noun. fear

Quenya Group: Eldamo - neologism/adaptations. Published by

caurë

fear

caurë _("k")_noun "fear" (LT1:257)

nor-

prefix. fear

ñor

fear

[ñor noun? prefix? "fear" (PE17:172)]