farther /http://nhd.heinle.com/_images/pronunsymbol/200.giffhttp://nhd.heinle.com/_images/pronunsymbol/65.gifrhttp://nhd.heinle.com/_images/pronunsymbol/68.gifhttp://nhd.heinle.com/_images/pronunsymbol/171.gifr/
further /http://nhd.heinle.com/_images/pronunsymbol/200.giffhttp://nhd.heinle.com/_images/pronunsymbol/206.gifrhttp://nhd.heinle.com/_images/pronunsymbol/68.gifhttp://nhd.heinle.com/_images/pronunsymbol/171.gifr/
farther/ˈfɑr·ðər/
further/ˈfɜr·ðər/
We have in dictionaries voiced th while here it is being pronounced as voiceless th? It is at ( 08:09).

