This is the 17416th most frequent Turkish word.
i̇su
The word "isu" is not recognized as standard Turkish. It might be a typo or a non-standard/local term.
İsu is used here as a proper noun, functioning as a name for an individual.
İsu evde oturmayı seviyor.
Isu likes to stay at home.
İsu refers to a specific entity or organization related to water services.
Şehirdeki su tesisatı İsu tarafından yapıldı.
The city's water installation was done by Isu.
İsu is used as a proper noun denoting a specific valley name.