Wiktionary
midword
adv. Within a word.
Usage examples of "midword".
Torkel said, cutting her off midword, "I'll see to it that the investigation is conducted here on Petaybee for as long as possible, but it may be necessary to move you to more sophisticated facilities.
When Kira cut herself off not only in midsentence, but in midword, Quark had the uneasy feeling that it was because she had seen him.