noisome Has nothing to do with sound or decibel level, but means simply unpleasant or disgusting.
( noisome ( ( ( ( ( ( Has nothing ) ( to ( do ( with ( ( ( sound or ) decibel ) level ) ) ) ) ) , ) but ) ( means ( simply ( ( unpleasant or ) disgusting ) ) ) ) . ) )
(ROOT (S (NP (NN noisome)) (VP (VP (VBD Has) (NP (NN nothing)) (S (VP (TO to) (VP (VB do) (PP (IN with) (NP (ADJP (JJ sound) (CC or) (JJ decibel)) (NN level))))))) (, ,) (CC but) (VP (VBZ means) (ADJP (RB simply) (JJ unpleasant) (CC or) (JJ disgusting)))) (. .)))
Noisome had something to do with the lights, however.
( Noisome ( ( ( ( had ( something ( to ( do ( with ( the lights ) ) ) ) ) ) , ) however ) . ) )
(ROOT (S (NP (NNP Noisome)) (VP (VBD had) (NP (NN something) (S (VP (TO to) (VP (VB do) (PP (IN with) (NP (DT the) (NNS lights))))))) (, ,) (ADVP (RB however))) (. .)))