hawala vs banking system

hawala and banking system both are nouns.

Word	Noun	Adjective	Verb	Adverb
hawala	Yes	No	No	No
banking system	Yes	No	No	No

As nouns, banking system is a hypernym of hawala; that is, banking system is a word with a broader meaning than hawala:

hawala: an underground banking system based on trust whereby money can be made available internationally without actually moving it or leaving a record of the transaction
banking system: banks collectively

Other hypernyms of hawala include banking industry.

hawala (noun)	banking system (noun)
an underground banking system based on trust whereby money can be made available internationally without actually moving it or leaving a record of the transaction	banks collectively