胃壁[iheki] stomach lining
外壁[gaiheki] outer wall
隔壁[kakuheki] barrier wall
岸壁[ganpeki] wharf
胸壁[kyouheki] chest walls

合壁[gappeki] neighbor with just a wall between
磁壁[jiheki] magnetic domain
障壁[shouheki] enclosing wall
城壁[jouheki] rampart
絶壁[zeppeki] precipice

懸崖[kengai] overhanging cliff
断崖[dangai] palisade
海食崖[kaishokugai] sea cliff
崖崩れ[gakekuzure] landslide
崎崖[kigai] steepness of a mountain

断崖絶壁[dangaizeppeki] precipitous cliff
崖道[gakemichi] path along a cliff
崖っぷち[gakeppuchi] edge (e.g. of a cliff, precipice)
断層崖[dansougai] fault scarp

断トツ[dantotsu] the best
一刀両断[ittouryoudan] cutting in two with a single stroke
引っ張り剪断強度[hipparisendankyoudo] peel strength (conductor from substrate)
英断[eidan] resolution
横断[oudan] crossing

横断歩道[oudanhodou] pedestrian crossing
果断[kadan] decisive
間断[kandan] break in time
強制中断[kyouseichuudan] forcing to a stop
禁断[kindan] prohibition

隔絶[kakuzetsu] isolation
気絶[kizetsu] faint
拒絶[kyozetsu] refusal
拒絶反応[kyozetsuhannou] (organ) rejection
空前絶後[kuuzenzetsugo] (so marvelous or horrible that it may be) the first and probably the last

懸絶[kenzetsu] great difference
根絶[konzetsu] eradication
謝絶[shazetsu] refusal
絶えず[taezu] constantly
絶える[taeru] to die out