buckeye, horse chestnut, conker
['bulbul', 'king crab, Alaska crab, Alaskan king crab, Alaska king crab, Paralithodes camtschatica', 'rapeseed', 'cleaver, meat cleaver, chopper', 'crayfish, crawfish, crawdad, crawdaddy', 'sea cucumber, holothurian', 'Petri dish']