Sindarin 

ossend

 noun. "sabbath day; day of rest"

Sindarin adaptation of the Quenya neologism sendarë ("sabbath, day of rest"). Derived from the prefix or- ("day") and the word send (possibly meaning "rest"), with the form being reminiscent of other Sindarin weekdays (e.g., Oranor ("Sunday")).

Sindarin [Parf Edhellen entrie(s): or-; send; sendarë] Group: Neologism. Published by