in the best possible senses of both those words 
(ROOT (PP (IN in) (NP (NP (DT the) (ADJP (JJS best) (JJ possible)) (NNS senses)) (PP (IN of) (NP (CC both) (DT those) (NNS words))))))
(ROOT (PP (IN ) (NP (NP (DT ) (ADJP (JJS ) (JJ )) (NNS )) (PP (IN ) (NP (CC ) (DT ) (NNS ))))))