looks nap because others indicate relation or position
It appears "con" doesn't belong.
"Con" can be an adverb, adjective, and often forms a part of another word, and rarely used as a noun. Whereas the others are more like nouns.
What is one word that can be added to the following group of four words to create a new group of four words or phrases with mutual commonality?
down, left, right, up
Which of the following words does not belong with the others?
When each group of letters is rearranged, one of them can be used to prefix the other three, to give three longer words.
What are the longer words?
ELK MARK CAREEN CUB
Pick the words from list B which best completes the group of words in list A.
List A: Eighth, _______, Height, Beau, Eulogy
List B: Aesop, Beauty, Client, Masseur, Painter