遼東の豕[ryoutounoinoko] someone so ignorant of the outside world that he thinks of himself as one-in-a-million (when really it's more like one-in-five) (lit: Liaodong pig)

豕偏[inokohen] kanji "pig" radical at left

河豚[fugu] puffer fish
海豚[iruka] dolphin (or other small toothed whales, such as porpoises, belugas, etc.)
焼き豚[yakibuta] roast pork
酢豚[subuta] sweet-and-sour pork
鼠海豚[nezumiiruka] harbor porpoise (harbour)

土豚[tsuchibuta] aardvark (Orycteropus afer)
豚に真珠[butanishinju] (cast) pearls before swine
豚カツ[tonkatsu] pork cutlet
豚小屋[butagoya] pigsty