The word "were appreciative" signifies gratitude towards something or someone. Its antonyms include the following: ungrateful, rude, thankless, critical, unappreciative, insulting, derogatory, uncomplimentary, disparaging, and unthankful. Being ungrateful means not showing any appreciation for something, while being rude indicates displaying bad manners or disrespect. Thanklessness refers to a lack of recognition, while being critical implies judging something negatively. Unappreciative means lacking the ability to recognize the value of something, while being insulting and derogatory denote belittling or insulting remarks. Similarly, uncomplimentary and disparaging also suggest negative comments, while unthankful means not being thankful for something or someone.