dǔ​dìng

certain

笃定 篤定 dǔ​dìng
certain
very sure of an outcome; certain or confident that something will happen; highly likely to occur
calm
calm and unhurried in appearance or manner; composed; steady
steadfast
loyal and firm in one's beliefs or convictions
certainly
(adverb) definitely; for sure; with great certainty

Frequency

Movie subtitles
0.360 per million appears in 0% of films
Written text
1.00 per million

Sources