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rust

rust

 
 
pronunciation:
ruhst
parts of speech:
noun, verb
features:
Word Explorer
part of speech: noun
definition: an orange, red, or brown substance that forms on the surface of some metals that have had contact with water and air.
 
 
part of speech: verb
inflections: rusted, rusting, rusts
definition: to become rusty.
The fender of my bike is rusting.
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  fungus, water