I’d be happy to provide a detailed answer for your question.
One three-letter word that starts with “a” and ends with “t” is “act.” This word refers to a physical or verbal action performed by someone. For example, you might say, “She decided to act in the school play.”
Another word that fits this description is “apt.” This word means suitable or appropriate for a particular situation. For instance, you could say, “His quick thinking was apt for solving the problem.”
Lastly, we have the word “art.” This word refers to the expression or application of human creative skill and imagination, typically in visual form such as paintings or sculptures. An example sentence could be, “She studied art in college and became a talented painter.”
I hope this detailed answer provides the information you were looking for. If you have any more questions, feel free to ask!