The answer to “Greek vowel” in the LA Times Crossword

DWN "By what means?" 3 ltr ACR "Child's play!" 4 ltr DWN "Forget about it" 4 ltr ACR "Judy" star Zellweger 5 ltr DWN "My turn!" 4 ltr ACR "Shark Tank" airer 3 ltr ACR "Shoot!" 3 ltr DWN "Stuck in the Middle" actor Presley 5 ltr ACR *No Doubt hit on "Tragic Kingdom" 9 ltr ACR *The Beatles hit on "Please Please Me" 13 ltr ACR *Wham! hit on "Make It Big" 15 ltr ACR Angels and Devils 5 ltr ACR Appear to be 4 ltr DWN Backpedaling sounds 3 ltr ACR Big addition to a to-be-read pile 4 ltr DWN Big name in trading cards 5 ltr ACR Blue area on a map 3 ltr DWN Campus near Sunset Blvd. 4 ltr ACR Countdown start 3 ltr DWN Davis of "Grumpy Old Men" 5 ltr DWN Deca- minus one 4 ltr DWN Dental filling 5 ltr DWN Dish soap scent 5 ltr DWN Dished (out) 5 ltr DWN Divide 4 ltr ACR Flute part 4 ltr ACR Food from heaven 5 ltr ACR Foot-to-thigh yoga pose 4 ltr ACR Fruity frozen treats 4 ltr ACR Get testy with 6 ltr ACR Glum 3 ltr ACR Go the distance 4 ltr DWN Gold standard 5 ltr DWN High cards in bridge 4 ltr ACR Hockey gear 6 ltr DWN Home of Iowa State 4 ltr DWN Host's invitation 5 ltr DWN Intelligence agent 3 ltr ACR Iron-rich vegetable 4 ltr DWN John of "Peacemaker" 4 ltr DWN Long baths 5 ltr DWN Matures, as whiskey 4 ltr DWN Meeting scheduler's concerns 8 ltr DWN NBC singing competition that completed its 29th season in 2026, or what appears to get louder at the ends of the answers to the starred clues? 8 ltr DWN PIN point? 3 ltr DWN Paintball injury 4 ltr ACR Part of MMA 4 ltr ACR Pat-a-cake motion 4 ltr ACR Potato spot 3 ltr DWN Primitive bipeds, informally 6 ltr DWN Product often used to create a wet look 3 ltr DWN Reggae kin 3 ltr DWN Satisfied sighs 4 ltr ACR Self-storage and self-moving company based in Phoenix, Arizona 5 ltr DWN Seriously annoyed 5 ltr DWN Sign of sorrow 4 ltr ACR Smiling face with heart-eyes, for one 5 ltr DWN Snack mix morsel 3 ltr