There are many synonyms that can be used in place of the phrase "but thank you though". Some options include "however, I appreciate your offer", "nevertheless, I am grateful for your kindness", and "yet, I still want to express my gratitude". These alternatives allow for a more varied and creative use of language, rather than relying on the same phrase over and over again. It's important to note that when expressing gratitude, the specific words used are not as important as the sincerity behind them. Whether saying "but thank you though" or one of its synonyms, it's crucial to genuinely convey appreciation for the gesture or act of kindness.