Metaphorically, in relation to cognitive topics:
m ɛ t ə f ɔ ɹ ɪ k l i WORD_BOUNDARY ɪ n WORD_BOUNDARY ɹ ɪ l eɪ ʃ ə n WORD_BOUNDARY t ə WORD_BOUNDARY k ɑ ɡ n ɪ t ɪ v WORD_BOUNDARY t ɑ p ɪ k s WORD_BOUNDARY