What is another word for "additional"?

Roget's Thesaurus (1911) lists these synonyms for "additional": above, accession, accessory, accretion, add, addition, additive, adjectitious, adscititious, advance, aggrandize, aggrandizement, aggravate, aggravation, ahead, alone, along, also, and, ascend, ascent, ascititious, augment, augmentation, bargain, besides, boot, conjointly, conjunction, crescendo, deepen, development, dilatation, dilate, disperse, dispersion, eke, else, enhance, enlarge.