1. A light food made by boiling the flour usually of oatmeal in water.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• rurel,
• cruelt,
• gizel,
• treel,
• laruel,
• grrew,
• groupl,
• druel,
• greely,
• gurue,
• cruuel,
• gewel,
• cruely,
• griil,
• grawl,
• greul,
• greel,
• greal,
• cruil,
• pruely

• grell,
• grillo,
• rule,
• crueler,
• gruwell,
• Greely,
• gravel,
• grilli,
• greeley,
• grall,
• reel,
• cruel,
• groll,
• grill,
• Grew,
• greyly,
• growl,
• grayly,
• gel,
• groleau,
• grail,
• Grewell,
• glue,
• cruelly,
• grey,
• gull,
• grille.

The adjective form of the word "gruel" is "gruelly". However, it is not commonly used, and other adjectives like "porridge-like" or "oatmeal-like" are usually used instead to describe a similar consistency or texture.

The plural of the "gruel" can be the "gruels".

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