一か八か[ichikabachika] sink or swim
嘘っ八[usoppachi] downright lie
嘘っ八百[usoppappyaku] full of lies
嘘八百[usohappyaku] full of lies
八釜しい[kamabisushii] noisy

口八丁[kuchihacchou] voluble
三十八度線[sanjuuhachidosen] the Thirty-eighth Parallel
四苦八苦[shikuhakku] being in dire distress
四通八達[shitsuuhattatsu] traffic network extending in all directions
四方八方[shihouhappou] in all directions

一本橋[ipponbashi] (a) log bridge
仮橋[karibashi] temporary bridge
可動橋[kadoukyou] movable bridge
艦橋[kankyou] bridge (e.g. on a warship)
丸木橋[marukibashi] log bridge

橋脚[kyoukyaku] bridge pier
橋脚舟[kyoukyakushuu] pontoon
橋渡し[hashiwatashi] bridge building
橋頭保[kyoutouhou] bridgehead