Junk
Part of speech: noun
Definition: Discarded or waste material; rubbish, trash. A collection of miscellaneous items of little value Any narcotic drug, especially heroin. Male genitalia. A Chinese sailing vessel.
Part of speech: verb
Definition: To throw away.
Example sentence: Eat all the junk food you want - as long as you cook it yourself. That way, it'll be less junky, and you won't eat it every day because it's a lot of work.
Dust
Part of speech: verb
Definition: to remove dust fromto remove dust; to clean by removing dustOf a bird, to cover itself in sand or dry, dusty earthto spray or cover something with fine powder or liquid
Part of speech: noun
Definition: fine, dry particles of matter
Example sentence: It is true that we are made of dust. And the world is also made of dust. But the dust has motes rising.