This is the 86th most frequent Ukrainian word.
тим
"Тим" in English means "that" (instrumental case) or "by that."
Here, "тим" is used in the instrumental case as part of the phrase "that valuable."
Чесність завжди залишається тим цінним, що цінується найбільше.
Honesty always remains that valuable quality that is most appreciated.
The word "тим" is used here as a demonstrative pronoun in instrumental case, meaning "that."
Тим я був задоволений, що вирішив залишитися.
I was pleased with that, so I decided to stay.
In this sentence, "тим" acts as a noun in the instrumental case within the phrase "by what."