Fluorine is very noxious/toxic.
part of speech
The part of speech for this particular word is a noun.
what part of speech is beneath
adverb
what part of speech is work
Do not inhale noxious gases, they are bad for you
The car's exhaust fumes are noxious!
We were all sent home after noxious gases filled our office building. The noxious chemicals caused burning to the skin. He passed out after inhaling noxious fumes.
Sashay is a verb. It means to walk in an exaggerated, showy manner, often with hip swaying.
noxious fumes are dangerous and can kill us
The word speech is a noun.