Acc- 1. a + c°, e.g. accuta = a + cuta. 2. Assimilation group of (a) ati + vowel; (b) c + consonant e.g. acci = arci.
(prefix, prefix) too; too much; beyond; in excess is the usual form of the prefix ati- before vowels other than ī. In words of more than three syllables the vowel following acc- is often strengthened Construction: ati > aty > acc