Most stimulants fall into one of the following groups:
m oʊ s t WORD_BOUNDARY s t ɪ m j ʊ l ə n t s WORD_BOUNDARY f ɔ l WORD_BOUNDARY ɪ n t ʊ WORD_BOUNDARY w ʌ n WORD_BOUNDARY ʌ v ð ə WORD_BOUNDARY f ɑ l oʊ ɪ ŋ WORD_BOUNDARY ɡ ɹ uː p s WORD_BOUNDARY