bir katakullinin kokusunu almak

listen to the pronunciation of bir katakullinin kokusunu almak
Türkçe - İngilizce
smell a rat
To sense something suspicious

Mr. Gresham, when he heard this, thought that he began to smell a rat, and was determined to be on his guard.

be suspicious of someone, feel someone is against a common cause
bir katakullinin kokusunu almak