not higher than the roof
not high than the roof
neg adj prep det:art n
not higher than the roof ?
n ɑː t WORD_BOUNDARY h aɪ ɚ WORD_BOUNDARY ð ɐ n WORD_BOUNDARY ð ə WORD_BOUNDARY ɹ uː f WORD_BOUNDARY
n o t WORD_BOUNDARY h i g h e r WORD_BOUNDARY t h a n WORD_BOUNDARY t h e WORD_BOUNDARY r o o f WORD_BOUNDARY