What is the meaning of the name Zaki, and is it among the disliked names?

The root "zaka" in the Arabic language carries multiple meanings, such as: growth, increase, purity, and righteousness. If the intended meaning of the name "Zaki" is growth or increase as a form of optimism, then there is no harm in it. One can refer to Fatwa no. 36093 to learn about disliked and forbidden names and their regulations.