ZHU-4

('zhu' in the fourth tone)

There are some 66 standard Chinese characters with  a  'zhu' pronunciation. The most common sound-indicating component is 朱 , with 10 occurences. Another common sound-indicating component is  主 , with 10 occurences.

祝 = to wish (somebody something)

祝你旅途愉快! = Zhu(4) ni(3) lv(3)tu(2) yu(2)kuai(4)!  = Happy trip! (Lit. Wish you on a journey pleasant!)