malathion vs insecticide

malathion and insecticide both are nouns.

Word	Noun	Adjective	Verb	Adverb
malathion	Yes	No	No	No
insecticide	Yes	No	No	No

As nouns, insecticide is a hypernym of malathion; that is, insecticide is a word with a broader meaning than malathion:

malathion: a yellow insecticide used as a dust or spray to control garden pests and house flies and mites
insecticide: a chemical used to kill insects

Other hypernyms of malathion include insect powder.

malathion (noun)	insecticide (noun)
a yellow insecticide used as a dust or spray to control garden pests and house flies and mites	a chemical used to kill insects