What is another word for "nil"?

Roget's Thesaurus (1911) lists these synonyms for "nil": above, acquit, against, and, arbitrary, artless, babe, blameless, bloodless, blow, boutade, brain, camel, capriccio, caprice, capricious, captious, chase, clean, clear, cold, conscience, contrary, crotchet, crotchety, culpa, curia, deuce, dove, eccentric, erratic, escapade, exculpate, fad, fanciful, fancy, fantastic, fast, faultless, fickle.