Sindarin 

conui

adjective. commanding, (?) ruling

Sindarin [Argonui LotR/A(ii)] caun+-ui. Group: SINDICT. Published by

conui

adjective. commanding

Elements

WordGloss
caun“prince, chief, head”
Sindarin Group: Eldamo - neologism/reconstructions. Published by

conui

commanding

(lenited gonui, no distinct pl. form).

taid

second-in-command

(i daid, o thaid), no distinct pl. form except with article (i thaid). The word is also used as adj. ”supporting”.