What is another word for "not"?

Roget's Thesaurus (1911) lists these synonyms for "not": able, ablepsy, ablude, about, above, absence, absolution, absolve, absorbing, abstain, abstinence, accede, accept, acceptance, accession, accessory, accipient, according, accordingly, account, accrue, acknowledge, acknowledgment, acquiesce, acquiescence, acquire, acquisition, acquit, acquitment, acquittal, acquittance, action, actual, addition, additional, additive, addle, adieu, adjectitious, adjustment.