un châtaignier
Quel Bel Arbre
Tree would be arbre in french. For two and more trees, one simply adds an s, getting arbres.
Un arbre généalogique
olive tree
A pine tree is 'un pin' in French.
a tree surgon is called 'un élagueur' in French, from the verb: 'élaguer'.
cocottier
cet arbre-là
Sucre i think
un mûrier
erable arbre
The compound word "treetops" is the location within the upper area of a group of trees. (example: the birds are seldom seen in the treetops)The two-word form "tree tops" might be used to indicate more than one top part of a tree, as when they have been cut down. (example: several tree tops showed scars from lightning, or the pile of tree tops was bulldozed into a ditch)
un châtaignier
Quel Bel Arbre
un arbre généalogique
No, eagles nest in trees where the tops are already bare