Our suspicion that Viet is a yakuza cannot be wiped away.
I'm under suspicion from the police.
Viet dispelled suspicions of Koichi being a murderer.
I dislike him and I have doubts about him. I therefore have much suspicion against him as well.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.