牛脂[gyuushi] beef tallow
凝脂[gyoushi] solidified oil
脂薬[aburagusuri] plaster
合成樹脂[gouseijushi] plastics

脂が乗る[aburaganoru] to get into the swing of (one's work)
脂身[aburami] fat meat
脂性[aburashou] fatty constitution
脂っ濃い[aburakkoi] greasy

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