Expunge comes from Latin expungere ('to mark for deletion, blot out'), literally 'to prick out', from ex- ('out') + pungere ('to prick, puncture'). Morphologically, the form is compositional: ex- marks part of the visible structure, while the remaining element supplies the lexical base. In present use, it is used as a verb meaning "to erase or remove completely, as from a record", so the historical material remains connected with the current sense rather than standing as bare ancestry. The wider English family includes derivatives such as expungement and expunction and related forms such as expunction and expungeable, showing how the same historical material continues to organize neighboring vocabulary. The named historical forms include Latin expungere and Latin pungere, keeping the history tied to concrete forms rather than a loose resemblance. Its semantic neighborhood is marked by erase, delete, remove, and obliterate on one side and contrasts such as retain, record, and insert on the other, locating the modern specialization without adding a new origin story.