quicksilver Synonyms

mercury hydrargyrum mercurial fickle erratic hg atomic number 80 rocket pewtery express train nickeline nickelic moon mobile unpredictable mercurous spirited sprightly streak activistic wind weathercock volatile variable unstable temperamental swallow cannon ball streak of lightning mercuric lively dart coquettish changeful changeable chameleon capricious bronze brass arrow alacrity eagle effervescent electricity lightning light iron inconstant inconsistent hectogram