[{"id":"06798224-n","lexname":"noun.communication","members":[{"lemma":"poser","sense":{"id":"poser%1:10:00::"},"pronunciation":[{"value":"ˈpəʊzə(ɹ)","variety":"GB"},{"value":"ˈpoʊzɚ","variety":"US"}],"poskey":"n"},{"lemma":"stumper","sense":{"id":"stumper%1:10:00::"},"poskey":"n"},{"lemma":"toughie","sense":{"id":"toughie%1:10:00::"},"pronunciation":[{"value":"ˈtʌfi"}],"poskey":"n"},{"lemma":"sticker","sense":{"id":"sticker%1:10:01::"},"poskey":"n"}],"definition":["a particularly difficult or baffling question or problem"],"ili":"i72144","partOfSpeech":"n","hypernym":["06796860-n"],"derivation":[{"target_synset":"00624056-v","source_lemma":"poser","target_lemma":"pose","target_poskey":"v"},{"target_synset":"00622051-v","source_lemma":"stumper","target_lemma":"stump","target_poskey":"v"}]}]