Unknowledgeable or uneducated; characterized by ignorance. / Not knowing (a fact or facts), unaware (of something). / (slang) Ill-mannered, crude. / (obsolete) unknown; undiscovered

One who is ignorant.

present participle of ignore

The act by which something is ignored.

The state of being ignorant / The action of ignoring something, or the state of being ignored

The state or quality of being ignorant; ignorance.

The quality of being ignorable.

plural of ignoring

One who ignores.

Third-person singular simple present indicative form of ignore