Word: 天性 (tiānxìng) 天性 dictionary entry tiānxìng nature; innate tendency Full dictionary entry for 天性 Example sentences using 天性 2 sentences, showing page 1 of 1. 他天性善良。 Tā tiānxìng shànliáng. He's good by nature. 它是人的天性。 Tā shì rén de tiānxìng. It's human nature.