1) Agnosticism 2) Ignorance 3) Ignorantness 4) Lack of knowledge 5) Unknowing 6) Unknowingness 1) Ignorance 2) Ignorantness 3) Unknowingness 
lack of knowledge; ignorance
• (n.) Want of knowledge; ignorance; agnosticism. • (n.) Want of knowledge; ignorance; agnosticism.
Nes'cience noun [ Latin nescientia , from nesciens , present participle of nescire not to know; ne not + scire to know.] Want of knowledge; ignorance; agnosticism. « God fetched it about for me, in that absence and nescience of mine.» Bp. Hal...
nescience Absence or lack of knowledge or ignorance; a form or instance of ignorance.
(Lat. nesciens, ignorant) A state of ignorance such as is professed by the agnostic. See Agnosticism. -- L.W.
lack of knowledge; ignorance. · agnosticism.