Crossword solverSynonyms for poison gas8 crossword answers for “poison gas” (6,3), sorted by letter count.How many letters?All831811021211411512013 letters 1gas8 letters 1nerve gas(5,3)10 letters 2mustard gas(7,3)nerve agent(5,5)12 letters 1mustard agent(7,5)14 letters 1chemical weapon(8,6)15 letters 1blistering agent(10,5)20 letters 1dichloroethyl sulfide(13,7)