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deteriorate

de·te·ri·o·rate

deteriorate

 
 
pronunciation:
dih ti ri reIt
part of speech: transitive verb & intransitive verb
inflections: deteriorated, deteriorates, deteriorating
definition 1: to make or become inferior in value or quality; debase.
Eating poorly has deteriorated her health.Since she started smoking, her health has deteriorated.
antonyms:
ameliorate, improve, restore
similar words:
debase, decline, ruin, slip, suffer, wear
definition 2: to erode; wear away.
Rust deteriorates metal and weakens it.The paint on all the shutters has deteriorated.
similar words:
corrode, eat, molder, rot
derivation: deterioration (n.)