妥協[dakyou] compromise
妥協案[dakyouan] compromise plan
妥結[daketsu] settlement
妥当[datou] valid
妥当性[datousei] validity

普遍妥当性[fuhendatousei] ability to fit into any situation
記述的妥当性[kijutsutekidatousei] descriptive adequacy
説明的妥当性[setsumeitekidatousei] explanatory adequacy
妥協点[dakyouten] (find) common (meeting) ground
普遍妥当[fuhendatou] universal validity