oy not so much a word as an entire vocabulary, as Rosten   can express any emotion, from trivial delight to the blackest woe. 
( ( ( ( ( oy not ) ( ( so ( much ( a word ) ) ) ( as ( an ( entire vocabulary ) ) ) ) ) , ) ( as ( Rosten ( can ( ( ( express ( any emotion ) ) , ) ( from ( ( trivial delight ) ( to ( the ( blackest woe ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB oy) (RB not) (ADVP (RB so) (NP (RB much) (DT a) (NN word)) (PP (IN as) (NP (DT an) (JJ entire) (NN vocabulary)))) (, ,) (SBAR (IN as) (S (NP (NNP Rosten)) (VP (MD can) (VP (VB express) (NP (DT any) (NN emotion)) (, ,) (PP (IN from) (NP (NP (JJ trivial) (NN delight)) (PP (TO to) (NP (DT the) (JJS blackest) (NN woe)))))))))) (. .)))
Oy is not a versatile word at all.
( Oy ( ( ( ( is not ) ( a ( versatile word ) ) ) ( at all ) ) . ) )
(ROOT (S (NP (NNP Oy)) (VP (VBZ is) (RB not) (NP (DT a) (JJ versatile) (NN word)) (ADVP (IN at) (DT all))) (. .)))