with

• Russian
  сs

  sinherited
• Ukrainian
  зz

  zinherited

  Merged with *jьz 'from': з means both 'with' and 'from'.

• Polish
  z

  zinherited

  Also means 'from'; the yer returns as ze before clusters.

• Czech
  s

  sinherited
• Bosnian-Croatian-Serbian
  sс

  sinherited

  Sa before s, z, š, ž.

• English
  with

Sound laws at work

• The fall of the yers