semirigid vs inflexible

semirigid and inflexible both are adjectives.

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

semirigid (adjective)	inflexible (adjective)
not fully rigid	resistant to being bent
having a form maintained by a rigid internal structure as well as by internal gas pressure	incapable of change
	not making concessions
	incapable of adapting or changing to meet circumstances