Diplomaticness

Ana[logous]. Diplomaticness or diplomacy, politicness or policy, suavity, urbanity (see corresponding adjectives at suave): *courtesy, amenity, gallantry.

Source: wiktionary

As regards 'pragmatism', this is understood as the practical direction of behaviour to suit situations. To be able to exercise pragmatism, one has to be analytic of the situation. It is, therefore, difficult to distinguish between it and 'diplomacy' or 'diplomaticness'.

Source: wiktionary

“You do whatever you want,” Dad said. “What do I care? No diplomaticness, no respect, these young people today.”

Source: wiktionary

I think it's possible for a game to construct some sort of a psychological profile, though, as I mentioned in a previous message: have an initial set of challenges that build your psychological score based on how you react. If you try to kill if possible, pump up the aggressiveness. If you try to talk your way out, increase the "diplomaticness" score. And so forth.

Source: wiktionary