upsend
To send, cast, or throw up; deliver; submit.
archaic, transitive
And now upsend afar a deaf'ning shout [...]
To ascend; climb up.
intransitive
But when the sun of the fifth day had risen, The Keepers of the Faith, upon a pyre Built near the council-house, with solemn rites Burnt the White Dog, upsending with the smoke The message of their loyalty and thanks.
Where it comes from
From Middle English upsenden, equivalent to up- + send. Cognate with Scots upsend (“to ascend”), Dutch opzenden (“to redirect, forward”), Low German upsenden (“to send up, deliver (mail)”), Swedish uppsända (“to offer up”).
Adapted from the Wiktionary entry upsend (CC BY-SA 4.0).