confounding
verb
Definitions
To perplex or puzzle.
Synonyms:puzzleTo fail to see the difference; to mix up; to confuse right and wrong.
Synonyms:confusemix upTo make something worse.
Example: Don't confound the situation by yelling.
To combine in a confused fashion; to mingle so as to make the parts indistinguishable.
noun
Definitions
The act by which things are confounded, or confused.
The process by which an apparent association between an exposure and an outcome is actually explained by another factor.