This is the 592nd most frequent Ukrainian word.
виявили
"Revealed" or "discovered."
In this sentence, "виявили" means to discover or find out something, making it equivalent to 'discovered' in English.
Вони виявили нові дані під час дослідження.
They discovered new data during the research.
Here, "виявили" means to realize or come to understand something, used to describe a finding of information or a realization.
Ми виявили, що у звіті є помилки.
We found out that there are errors in the report.
In this sentence, "виявили" means to demonstrate or showcase a particular characteristic about oneself, indicating the showing of reliability.