Stretching of a letter in sound

Hello. I have a question. Can I play a sound in Adobe Audition or other programs? I do not mean to increase the length of the music. Let me explain more: Have you ever watched football? When a player scores a goal, the sports reporter draws some letters of the word "goal". For more excitement, he pronounces it like this: goooooaal

Now I want to apply this to another word and draw the parts I want. can I? how about