Y-shaped akimbo angular arboreal arborescent arboriform bent biforked bifurcate bifurcated branched branching branchlike cornered crooked crotched dendriform dendritic forked forking forklike furcal furcate geniculate geniculated hooked jagged knee-shaped pointed pronged ramous saw-toothed sawtooth serrate sharp sharp-cornered tree-shaped treelike tridentlike trifurcate trifurcated zigzag