"Bittersweet" has a connotation of a mix of happiness and sadness. "Wholesome" connotes something pure and good. "Sly" suggests cunning or deceitfulness.
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The connotation is what you think of when you hear that word. For example, some people think of how cute cats are and their first cats, etc...some people hate cats, and that's what they think of when they hear the word. Here's another example: thin and scrawny. Which one has the more positive connotation? Thin. Scrawny sounds like a malnourished and ugly thing to be, but thin sounds attractive and positive.
It is a neutral connotation.
Negative connotation
...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
No it is a positive connotation.