Conservative (3.5e Trait)
From D&D Wiki
Your character is stuck in their ways and usually sticks to traditional ways of thinking.
Drawback: -2 on Diplomacy and Sense Motive checks against Chaotic characters and -1 on Diplomacy and Sense Motive checks against Neutral characters.
Roleplaying Ideas: A conservative character will value his family's or city/town's traditions, morals, religion, and the like. The character may be cautious when new ideas are brought up.