"unknowing" in the noun sense
1. ignorantness, nescience, unknowing, unknowingness
ignorance (especially of orthodox beliefs)
"unknowing" in the adjective sense
1. ignorant, unknowledgeable, unknowing, unwitting
unaware because of a lack of relevant information or knowledge
"he was completely ignorant of the circumstances"
"an unknowledgeable assistant"
"his rudeness was unwitting"
Source: WordNet® (An amazing lexical database of English)
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