This is the 1878th most frequent Russian word.
подозревают
"Suspect" (they suspect).
The word 'подозревают' is used to mean 'suspect' in the context of doubting or assuming the reason behind someone's actions.
Многие подозревают, что он не пришёл из-за болезни.
Many suspect that he didn't come because of an illness.
Here, 'подозревают' indicates suspicion or conjecture regarding the origin of an artifact, not necessarily negative.
Подозревают, что этот артефакт принадлежал древнему народу.
It is suspected that this artifact belonged to an ancient people.
In this sentence, 'подозревают' implies the act of considering someone possibly responsible for revealing information.