ポリシーに固執[porishiinikoshitsu] adherence to a policy
意固地[ikoji] obstinate
雨降って地固まる[amefuttejikatamaru] adversity strengthens the foundations
嘘で固める[usodekatameru] to fabricate a web of lies
押し固める[oshikatameru] to press together

確固[kakko] firm
乾固[kanko] drying and hardening
乾固まる[hikatamaru] to dry and harden
干し固める[hoshikatameru] to dry until stiff
簡明強固[kanmeikyouko] plain and sturdy

永牢[eirou] life imprisonment
堅牢[kenrou] solid
入牢[nyuurou] imprisonment
牢屋[rouya] jail
破牢[harou] prison breaking

牢獄[rougoku] prison
土牢[tsuchirou] dungeon
水牢[mizurou] (punishment by being placed in a) water-filled chamber
牢固[rouko] firm
牢死[roushi] dying in prison