Origin of tree
The word tree derives from the the Greek word drys-drees (oak; δρυς) by chanching D into T. During ancient times oak was the wood that was usually used.
From the same root:
Druid, duration, endure, durable
In modern Greek (Romeika).
a) drees: oak, quercus [δρυς]
b) dreenos: adj oak, oaken [δρύινος]
c) dendro: tree [δένδρο]
d) dore: pike, spear [δόρυ]
e) dreemos: forest [δρυμός]
f) Dreedes: Druid [Δρυίδης]
More: http://ewonago.blogspot.com/ [English Words of no Apparent Greek Origin]
