The connotation of robber is negative, typically associated with someone who steals from others through dishonest or illegal means. It implies a lack of regard for the law and ethics, and often evokes feelings of fear, distrust, and vulnerability in those who may be victimized.
The puzzling pair for "thief" into "stream" could be "robber" or "burglar" into "river" or "brook." Both words in each pair are related in meaning but differ in connotation or specificity.
...connotation!
It is a neutral connotation.
It is a negative connotation.
uneasy is negative connotation
A general connotation for infinity is forever, but because connotation is dependent on the individual reader, the connotation varies.
Connotation, it combines an adjective with a positive connotation with a verb that has negative connotation.
Negative connotation
"Protruding" has a negative connotation; it connotes excess.
No it is a positive connotation.
Positive connotation: Exciting Negative connotation: Risky
Robber barons