What is another word for "add"?

Roget's Thesaurus (1911) lists these synonyms for "add": accession, accompaniment, accretion, accrue, addition, additional, adjection, advance, advene, affix, affuse, affusion, aggrandize, aggrandizement, aggravate, aggravating, aggravation, ahead, and, annex, annexation, append, aqua, aquatic, aqueous, are, ascend, ascent, augment, augmentation, bad, balneal, balneation, bath, bathe, become, clap, crescendo, dabble, deepen.