What is another word for "who"?

Roget's Thesaurus (1911) lists these synonyms for "who": accession, accord, account, accountable, accountant, acquit, actuary, address, affiance, after, against, agency, agent, agentship, agnostic, agnosticism, aid, air, airy, alien, all, almanac, amity, anastatic, anchor, and, antagonist, antichristian, antichristianity, anticipation, apple, appointment, aquatint, aquatinta, arbitrate, arbitration, arbitrator, arithmetic, army, aruspex.