as·phyx·i·ant 
(ăs-fĭksē-ənt)
(ăs-fĭksē-ənt)adj.
Inducing or tending to induce asphyxia.
n.
A substance, such as a toxic gas, or an event, such as drowning, that induces asphyxia.
- endoskeleton
- endosmosis
- endosmotic
- endosmotically
- endosperm
- endospore
- endostatin
- endosteal
- endosteum
- endosulfan
- endosymbiont
- endosymbiosis
- endosymbiotic
- endosymbiotic theory
- endothecium
- endothelial
- endothelioid
- endothelioma
- endothelium
- endotherm
- endothermal
- endothermic
- endothermy
- endotoxic
- endotoxin