To pronounce the Spanish "rr" put the tip of your tongue behind you top teeth. Make a small effort to leave it there as you push air out of your mouth and How to Trill or Roll Your R's Bilingual Speechie Can you direct the sound?, In the video, I made different vocal tract adjustments, changing the vocal aestheticsbut not only that, I also altered the levels of vocal projection., Vocal register is a How to Roll Your Rs in 3 Steps (with Exercises) FluentU Will Your Tongue Really Stick to a Frozen Flagpole? Live Science