Early Quenya
pirindea
adjective. cylindrical
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!
pirindea
adjective. cylindrical
A word appearing in the Qenya Lexicon of the 1910s as ᴱQ. pirindea “cylindrical”, an adjectival form of ᴱQ. pirin (pirind-) “thin rod, pin” (QL/74).
Neo-Quenya: Since I retain ᴺQ. pirin “thin rod, pin”, I would retain ᴺQ. pirindëa “cylindrical” as well.