sundóma

base-vowel

sundóma (þ) noun *"base-vowel" (sundo + óma), the determinant vowel of a "base" or root (Christopher Tolkien gives the example KAT, which stem has the sundóma A; the stem TALAT has the sundóma repeated; in derivative forms the sundóma might be placed before the first consonant; e.g. ATALAT) (WJ:319)

sundóma

noun. vocalic determinant

vocalic determinant, determinant vowel

sundóma

noun. determinant vowel, root-vowel, determinant vowel, root-vowel, [ᴹQ.] vocalic determinant