See also the related category strength.
Chacha is not commonly used as a baby boy name. It is not in the top 1000 names.
Baby names that sound like Chacha include Caksu (Indian), Cesco (English), Chaga (Indian), Chai (Hebrew), Chais, Chaka, Chakah, Chakshu (Indian), Chaska (Siouan), Chauki, Chayo, Checha (Spanish), Checho (Spanish), Checo (Spanish), Chewy, Chicah, Chicha, Chicho (Spanish), Chico (Portuguese and Spanish), and Chike (African and Igbo).
† approx English pronunciation for Chacha: CH as in "cheese (CH.IY.Z)" ; SH as in "she (SH.IY)" ; AE as in "at (AE.T)" ; K as in "key (K.IY)" ; AH as in "mud (M.AH.D)"