Synonyms of 'inapplicable'
irrelevantDictionary, inappropriate, unsuitable
His theory was inapplicable to many less developed economies.
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not appropriate or pertinent; unsuitable
Some clients had been sold inappropriate polices.
If you describe something such as a fact or remark as irrelevant, you mean that it is not connected with what you are discussing or dealing with.
Thesaurus for inapplicable from the Collins English Thesaurus
Something that is inapplicable to what you are talking about is not relevant or appropriate to it.