ðeɪ ɑːɹ nˈoːɹməl ɹᵻsˈɪdʒuːəl tˈɪʃuː nˌɑːt kəmplˈiːtli ɹˈiːbsoːɹbd baɪ ðə bˈɑːdi dˈʊɹɹɪŋ ðə dɪvˈɛləpmənt ænd ɡɹˈoʊθ ʌvðə tˈʌŋ.
They are normal residual tissue not completely reabsorbed by the body during the development and growth of the tongue.