tree

parts of a tree: trunk, branch, leaf, blossom, roots, bark, twig 

a large area of trees: forest, rainforest, jungle
a small area of trees: wood/woods, thicket British English, copse British English
 

types of tree: evergreen, deciduous, conifer, fruit tree, hardwood tree
 

wood from trees: timber, lumber, firewoodtree

➔