inflexible vs inexorable

inflexible and inexorable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
inflexible	No	Yes	No	No
inexorable	No	Yes	No	No

inflexible (adjective)	inexorable (adjective)
resistant to being bent	not to be placated or appeased or moved by entreaty
incapable of change	impervious to pleas, persuasion, requests, reason
not making concessions
incapable of adapting or changing to meet circumstances