ignore

v. disregard, overlook, refuse to recognize; reject, refuse (Law)

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Verb
1. refuse to acknowledge; "She cut him dead at the meeting"
(synonym) disregard, snub, cut
(hypernym) treat, handle, do by
2. bar from attention or consideration; "She dismissed his advances"
(synonym) dismiss, disregard, brush aside, brush off, discount, push aside
(hypernym) reject
(hyponym) slight, cold-shoulder
3. fail to notice
(antonym) notice, mark, note
(hyponym) pass up
4. give little or no attention to; "Disregard the errors"
(synonym) neglect, disregard
(hyponym) pretermit
5. be ignorant of or in the dark about
(antonym) know, cognize, cognise
(derivation) ignorance

adj. unknown, unrecognized, obscure, unheeded

v. take no heed, not to know, ignore, pass over, pass by, slight

v. be ignorant