ひと塊[ikkai] one lump
塊根[kaikon] tuberous root
塊状[kaijou] massive
凝塊[gyoukai] clot
金塊[kinkai] nugget

集塊[shuukai] agglomerate (e.g. of cells, molecules, etc.)
団塊の世代[dankainosedai] baby boom generation
土塊[dokai] lump of earth
肉塊[nikukai] piece of meat
氷塊[hyoukai] lump of ice

カポシ肉腫[kaposhinikushu] Kaposi's sarcoma
印肉[inniku] seal stamp pad
果肉[kaniku] flesh of fruit
乾肉[hoshiniku] dried meat
牛肉[gyuuniku] beef

魚肉[gyoniku] fish meat
筋肉[kinniku] muscle
筋肉痛[kinnikutsuu] muscular pain
狗肉[kuniku] dog flesh
苦肉の策[kunikunosaku] last resort