Quenya 

satar

trusty follower, loyal companion (member of comitatus of a lord, or prince)

satar noun "trusty follower, loyal companion (member of comitatus of a lord, or prince)", often in form sarto (PE17:183)

satar

noun. trusty follower, loyal companion

sarto

trusty follower, loyal companion (member of comitatus of a lord, or prince)

sarto noun "trusty follower, loyal companion (member of comitatus of a lord, or prince)", also satar (PE17:183)

sarto

noun. trusty follower, loyal companion

vórima

adjective. faithful, faithful, *(lit.) able to endure; [ᴹQ.] continuous, enduring, repeated; [ᴱQ.] everlasting