froth

To produce a mass of small bubbles or become covered with them.

• The sea frothed around the rocks after the storm.
  Fırtınadan sonra deniz kayaların çevresinde köpürdü.
• The soup began to froth as it came to the boil.
  Çorba kaynamaya başlayınca üstü köpüklendi.

To make milk or another liquid form bubbles by beating it or blowing air into it.

• This machine froths the milk for your coffee in seconds.
  Bu makine kahveniz için sütü saniyeler içinde köpürtüyor.
• She frothed the egg whites with a fork.
  Yumurta aklarını çatalla çırparak köpük haline getirdi.

To have bubbles of saliva coming out of the mouth, for example because of illness.

• The vet was worried because the dog was frothing at the mouth.
  Köpeğin ağzından köpük geldiği için veteriner endişelendi.
• The exhausted horse was frothing at the mouth after the race.
  Yorgun atın yarıştan sonra ağzı köpürüyordu.

To be extremely angry about something and show it, often by shouting or talking wildly.

• My uncle was frothing at the mouth about the new parking rules.
  Amcam yeni park kuralları yüzünden öfkeden köpürüyordu.
• The fans frothed with rage when the match was cancelled.
  Maç iptal edilince taraftarlar küplere bindi.