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 

tumba-

verb. to cast down (into a pit[?])

Derivations

  • ᴹ√TUB “to fall low[?], go down (below normal ground level), (esp.) to go down (sink, dive) into water” ✧ PE22/127

Phonetic Developments

DevelopmentStagesSources
ᴹ√TUB > tumba-[tumba-]✧ PE22/127