Jed'dah vs Jeddah

Jed'dah and Jeddah both are nouns.

Word	Noun	Adjective	Verb	Adverb
Jed'dah	Yes	No	No	No
Jeddah	Yes	No	No	No

As nouns, Jed'dah and Jeddah are synonyms defined as:

Jed'dah and Jeddah: port city in western Saudi Arabia on the Red Sea; near Mecca

Other synonyms of Jed'dah include Jidda, Jiddah.

Jed'dah (noun)	Jeddah (noun)
port city in western Saudi Arabia on the Red Sea; near Mecca	port city in western Saudi Arabia on the Red Sea; near Mecca