6 letters · 14 points in Scrabble
noun delicacy that is highly dangerous because of a potent nerve poison in ovaries and liver
noun any of numerous marine fishes whose elongated spiny body can inflate itself with water or air to form a globe; several species contain a potent nerve poison; closely related to spiny puffers
originFrom puff + -er. The cellular automata definition is a clipping of puffer train.
Etymology from Wiktionary, CC BY-SA 3.0