Adjektive

• comfortable [ more comfortable ; most comfortable]
  رخاخ
  plus ...
• smooth [ smoother ; smoothest]
  رخاخ
  plus ...
• salubrious {Med.}
  رخاخ {طب}
  plus ...

Noun

• easy
  رخاخ
  plus ...

...

• pleasant
  رخاخ
  plus ...