"Gotta love that ___ hairdo" (Corinne Bailey Rae lyric) (4)
I believe the answer is:
afro
(Other definitions for afro that I've seen before include "Big hair?" , "Tightly-curled 4 down" , "Hairstyle with tight curls" , "Of hair style, tightly curled and bushy" , "Retro hairdo" .)