哒 [da1] /clatter (of horses' hoofs)/
达到 [da2 dao4] /to achieve/to attain/to reach/
打败 [da3 bai4] /to defeat/to beat/to suffer a defeat/to be defeated/
打不过 [da3 bu5 guo4] /not to be able to beat or defeat sb./to be no match for/
打算 [da3 suan4] /to plan/to intend/to calculate/plan/intention/calculation/
大多数 [da4 duo1 shu4] /great majority/
大概 [da4 gai4] /roughly/probably/rough/approximate/about/
大师 [da4 shi1] /great master/master/
大禹 [da4 yu3] /Da Yu, name of an ancient hero who successfully controlled floods/
待 [dai4] /to treat/to deal with/
当 [dang1] /just at (a time or place)/on the spot/