Liege vs Luik

Liege and Luik both are nouns.

Word	Noun	Adjective	Verb	Adverb
Liege	Yes	No	No	No
Luik	Yes	No	No	No

As nouns, Liege and Luik are synonyms defined as:

Liege and Luik: city in eastern Belgium; largest French-speaking city in Belgium

Liege (noun)	Luik (noun)
city in eastern Belgium; largest French-speaking city in Belgium	city in eastern Belgium; largest French-speaking city in Belgium