Atone comes from the Middle English at `at' + on `one.
( Atone ( ( comes ( from ( ( ( the ( Middle English ) ) ( ( ( at ` ) at ) ' ) ) ( + ( ( on ` ) one ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Atone)) (VP (VBZ comes) (PP (IN from) (NP (NP (DT the) (NNP Middle) (NNP English)) (PP (IN at) (`` `) (X (IN at)) ('' ')) (VP (VBN +) (PP (IN on) (`` `) (NP (CD one))))))) (. .)))
Sixty percent of words have Middle English origins.
( ( ( Sixty percent ) ( of words ) ) ( ( have ( ( Middle English ) origins ) ) . ) )
(ROOT (S (NP (NP (CD Sixty) (NN percent)) (PP (IN of) (NP (NNS words)))) (VP (VBP have) (NP (ADJP (NNP Middle) (NNP English)) (NNS origins))) (. .)))