Literature Reference: 'Shu' refers to timely rain, from 'Shuowen'; 'Da' means to reach or penetrate, also from 'Shuowen'.
澍: Timely rain. Uncommon characters, use with caution in names.
达: Arrival, dignitaries, in names often signifies talent, abundant support from influential people, unimpeded access in all directions, and the virtue of traversing the world with ease.
Meaning: Like timely rain nourishing all things, and reaching everywhere without hindrance, symbolizing wisdom and smoothness.