For a sentence example: "Goblins and their ilk are mythical creatures that are known for making trouble for humans."What that really means, is that goblins, and other similar unsavoury creatures, are mythical creatures that are known for making trouble for humans.Ilk means similar, like, same type, etc., but usually has a connotation of unpleasantness or ill repute.
It is a neutral connotation.
Negative 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.
"Protruding" has a negative connotation; it connotes excess.
a mythical food
The connotation is with evil intent.