This is the 3961st most frequent Turkish word.
cansu
"Cansu" is a Turkish female name meaning "life water" or "water of life."
In this sentence, 'Cansu' is used as a proper noun, specifically a person's name.
Cansu bugün okula gitmedi.
Cansu did not go to school today.
Here, 'cansu' is a compound word meaning 'water' or 'needful water,' metaphorically indicating a vital resource.
Bu sıcak havada cansu bulmak zor oldu.
Finding water to quench thirst in this hot weather was difficult.
In this usage, 'cansuydu' refers metaphorically to something life-giving or very helpful, playing a descriptive role in the sentence.