Beware, older languages below! The languages below were invented during Tolkien's earlier period and should be used with caution. Remember to never, ever mix words from different languages!

Qenya 

panta-

verb. to unfurl, spread out, open, to open, spread out, unfurl, [ᴱQ.] unfold

A verb in The Etymologies of the 1930s glossed “to unfurl, spread out, open” under the root ᴹ√PAT (Ety/PAT).

Conceptual Development: The Qenya Lexicon of the 1910s had ᴱQ. panta- “open, unfold, spread” under the early root ᴱ√PATA² or PṆTṆ “open, spread out, show” (QL/72).