This is the 17435th most frequent Russian word.
тесте
"Тесте" in Russian means "father-in-law" (the wife's father).
The word 'тесте' acts as a noun in the prepositional case, referring to the test as an examination.
Я получил отличную оценку на тесте.
I received an excellent grade on the test.
The word 'тесте' again is in the prepositional case, emphasizing involvement in the testing process.
Мы должны быть внимательными в тесте.
We must be attentive on the test.
Here, 'тесте' is used in the prepositional case to describe the context where errors occurred.