The failure to recognize the historical and etymological role of these components often leads to misclassification and false etymology .
However , as both the meanings and pronunciations of the characters have changed over time , these components are no longer reliable guides to either meaning or pronunciation .
The failure to recognize the historical and etymological role of these guides often leads to misclassification and false etymology .
However , as both the meanings and pronunciations of the characters have changed over time , these components are no longer reliable guides to either meaning or pronunciation .