etio-, aetio- [British: aetio-, atio-] (Greek: cause, causation, originating, that which causes or originates something).aetiological: 
etiogenic: 
etiolated: 
etiolation: 
etiologic: 
etiological: 
etiologist: 
etiology (aetiology): 
etiopathic: 
etiopathology: 
etiopathy: 
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