• realworld,
• eeal world,
• deal world,
• feal world,
• teal world,
• 5eal world,
• 4eal world,
• rwal world,
• rsal world,
• rdal world,
• rral world,
• r4al world,
• r3al world,
• rezl world,
• resl world,
• rewl world,
• reql world,
• reak world,
• reap world,
• reao world

The adjective form of the phrase "real world" is "real-world".

The plural form of the word "real world" remains "real world" since it is considered a compound noun and does not change in its plural form.

The singular form of the word "real world" is "real world".