admittre
Admittre is not a standard term in major modern languages. In linguistic and historical contexts it may appear as a misspelling or as a rare or obsolete variant related to the Latin verb admittere, from which several modern verbs and nouns derive.
The root is Latin ad- meaning “to” and mittere meaning “to send.” The sense broadened to include
In Classical Latin, admittere appears in contexts ranging from permitting entry to receiving something or someone,
In English, the direct cognate is admit, with related nouns such as admission and admittance, which cover
If clarity is required, use admittere only in a Latin or philological context; use admit, admittere’s modern