Jidda vs Jed'dah

Jidda and Jed'dah both are nouns.

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

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

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

Other synonyms of Jidda include Jeddah, Jiddah.

Jidda (noun)	Jed'dah (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