Quenya 

astarmo

bystander

astarmo noun "bystander", mainly used in the sense of "witness" (PE17:71)

astarmo

noun. bystander; witness

Element in

Elements

WordGloss
ar-“by-, beside, near, by-, beside, near; [ᴹQ.] outside”
tar-“to stand”
-mo“agental suffix”

astarindo

bystander

astarindo noun "bystander" (one standing beside another as a supporter) (PE17:71). Also artarindo.

artarindo

bystander

artarindo noun "bystander" (one standing beside another as a supporter) (PE17:71). Also astarindo.