4 words in this vocabulary list
noun a mixture of carbon dioxide and other gases, formed in mines and causing suffocation
verb not applicable
adjective not applicable
adverb not applicable
pronoun not applicable
preposition not applicable
conjunction not applicable
interjection not applicable
article not applicable
adjective causing fatigue or tiredness
noun A safety belt is a strap or harness worn in a vehicle to prevent injury in the event of a sudden stop or collision.
noun an occupational disease commonly found in miners and workers in industries such as construction and manufacturing