• syria desert,
• sarian desert,
• serian desert,
• sryian desert,
• syriean desert,
• syrian dezert,
• seryan desert,
• syraen desert,
• suryian desert,
• syrian deert

The adjective form of the phrase "Syrian Desert" is "Syrian" itself.

The plural form of the word "Syrian desert" is "Syrian deserts".

The singular form of "Syrian Desert" is "Syrian Desert". It remains the same in both singular and plural form.