Unfriendlinesses is a word that refers to a lack of warmth or kindness towards others. Some synonyms for this term include aloofness, hostility, coldness, animosity, antagonism, inhospitality, unfavourableness, and unapproachability. Aloofness refers to keeping one's distance from others, while hostility and antagonism imply a more active opposition towards others. Coldness and inhospitality, on the other hand, suggest a lack of generosity or openness towards others. Unfavourableness and unapproachability are other synonyms for unfriendlinesses that imply a general lack of positivity or willingness to engage with other people. Overall, when someone exudes unfriendlinesses, they are generally seen as unapproachable or difficult to connect with.