Efface v. t. : To cause to disappear (as anything impresses or inscribed upon a surface) by rubbing out, striking out, etc.; to erase; to render illegible or indiscernible; as, to efface the letters on a monument, or the inscription on a coin.

Efface v. t. : To destroy, as a mental impression; to wear away.

Example:
How long to Efface once baby is engaged?

Taxonomy
efface, ef, Merriam-Webster Online Dictionary, Dictionary, webster, Word Games, fac, Webster Online Dictionary with audio pronunciations, Middle English, effaced, thesaurus, glossary, language, ESL, Search, transitive verb, Inflected, Etymology.

Defination from the web:
efface from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... make indistinct by or as if by wearing away a surface <coins with dates effaced by wear>; also : to cause to vanish <daylight effaced the stars> ...