aphaeresis
/ɛɪfəˈriːsɪs/
noun
Omission of the initial sound of a word, as when he is is pronounced he’s.
In some words initial e has been lost by aphaeresis: squire from esquire, sample from example, state from estate.
leaving out,exclusion,exception,non-inclusion,deletion,erasure,cut,excision,elimination,absence