straiten vs inconvenience

straiten is not a noun while inconvenience is a noun.

Word	Noun	Adjective	Verb	Adverb
straiten	No	No	Yes	No
inconvenience	Yes	No	Yes	No

As verbs, inconvenience is a hypernym of straiten; that is, inconvenience is a word with a broader meaning than straiten:

straiten: bring into difficulties or distress, especially financial hardship
inconvenience: to cause inconvenience or discomfort to

Other hypernyms of straiten include bother, discommode, disoblige, incommode, put out, trouble.

straiten (noun)	inconvenience (noun)
	the quality of not being useful or convenient
	a difficulty that causes anxiety
	an inconvenient discomfort

straiten (verb)	inconvenience (verb)
squeeze together	to cause inconvenience or discomfort to
bring into difficulties or distress, especially financial hardship