THANK•FUL ˈTHaNGkfəl/ adjective 1. Pleased and relieved. "They were thankful that the war was finally over." 2. Expressing gratitude and relief. "An earnest and thankful prayer." Synonyms: grateful, appreciative, filled with gratitude, relieved One time I was told that I said “Thank you” too much. I don’t believe you can. Being thankful for someone [...]