What is another word for "swell"?

Roget's Thesaurus (1911) lists these synonyms for "swell": about, accession, accompaniment, accrue, add, addition, adjection, advene, affix, annex, annexation, append, augment, beau, become, blade, blood, buck, carpet, clap, coquette, coxcomb, dandiprat, dandy, dude, exquisite, fast, fine, flirt, fop, fribble, gentleman, increase, increment, ingraft, insert, insertion, interpose, interposition, introduce.