froth vs foam Are froth and foam completely synonyms or is there a subtle difference ? Besides how to pronounce "foam" ? For a French it's a sound nearly impossible to reproduce.

What is the best way to say : Is it better to say : This priority access code was purchased on an other device. You must "Refresh purchases" or This priority access code has been bought through and other device. You need to do "Refresh purchases" or any other combination ?

How to pronounce "I sewed"? For French people, especially those not having a good ear like me, it is almost impossible to pronounce certain sounds in English. For example I never know how to pronounce "I sewed" Can you give me some tips ?

difference between the words "impediment" and "hindrance" ? Hi everybody, Can someone explain to me the difference between the words "impediment" and "hindrance". I think they both mean "obstacle". Are they synonyms? Thanks a lot for your help :-)