What is another word for "assumption"?

Roget's Thesaurus (1911) lists these synonyms for "assumption": adage, admitted, affiance, air, airy, analogy, anchor, anticipation, aphorism, aphoristic, apophthegm, apothegm, approximation, aspiration, association, assumed, assurance, axiom, axiomatic, balm, bare, beam, belief, bit, blue, bottom, box, bright, buoyancy, byword, cheer, clear, cloud, common, commonplace, conceit, conclusion, condition, confidence, conjecture.