delete vs efface

delete and efface both are verbs.

Word	Noun	Adjective	Verb	Adverb
delete	No	No	Yes	No
efface	No	No	Yes	No

As verbs, efface is a hyponym of delete; that is, efface is a word with a more specific, narrower meaning than delete:

Other hyponyms of delete include erase, rub out, score out, wipe off, excise, expunge, scratch, strike.

delete (verb)	efface (verb)
cut or eliminate	remove completely from recognition or memory
wipe out digitally or magnetically recorded information	remove by or as if by rubbing or erasing
remove or make invisible	make inconspicuous