底そこ Common Noun family or surname English jmdict 1 noun (common) (futsuumeishi) bottom;sole 靴の底がすり減ってしまった。 The soles of my shoes are worn. English jmnedict 1 Soko
底てい Noun English jmdict 1 noun (common) (futsuumeishi) mathematics base (logarithmic, exponential, number system);radix 2 noun (common) (futsuumeishi) geometry base (triangle, cone, cylinder, etc.) 3 noun (common) (futsuumeishi) type;kind;extent;degree