• fagster,
• vagster,
• bagster,
• hagster,
• yagster,
• tagster,
• gzgster,
• gsgster,
• gwgster,
• gqgster,
• gafster,
• gavster,
• gabster,
• gahster,
• gayster,
• gatster,
• gagester,
• gagseter,
• gagstur,
• gagstar

• gastric,
• gastrin,
• gastrula,
• gazetteer,
• gastropod,
• Gaster,
• gastritis,
• gastromy,
• gas heater.

The adjective form of the word "gagster" is "gagsterish".

The plural of the "gagster" can be the "gagsters".

The singular of the "gagster" can be the "gagster".