• qest berlin,
• aest berlin,
• sest berlin,
• eest berlin,
• 3est berlin,
• 2est berlin,
• wwst berlin,
• wsst berlin,
• wdst berlin,
• wrst berlin,
• w4st berlin,
• w3st berlin,
• weat berlin,
• wezt berlin,
• wext berlin,
• wedt berlin,
• weet berlin,
• wewt berlin,
• wesr berlin,
• wesf berlin

The adjective form of "West Berlin" is "West Berliner".

The plural form of "west berlin" is "West Berlins".

The singular form of "West Berlin" is still "West Berlin". The term refers to the western part of the city of Berlin before the reunification of East and West Germany in 1990.