This is the 11076th most frequent Turkish word.
doğruydu
"It was correct" or "It was true."
Here, 'doğruydu' is used as a past tense verb to indicate correctness of the statement made by someone.
Onun söylediği şey doğruydu.
What he said was correct.
In this usage, 'doğruydu' refers to compatibility or alignment of ideas in the past.
Görüşlerim onun düşünceleriyle doğruydu.
My views were aligned with his thoughts.
In this sentence, 'doğruydu' conveys the meaning of appropriateness or propriety of a method in the past.