mod con vs contrivance

mod con and contrivance both are nouns.

Word	Noun	Adjective	Verb	Adverb
mod con	Yes	No	No	No
contrivance	Yes	No	No	No

As nouns, contrivance is a hypernym of mod con; that is, contrivance is a word with a broader meaning than mod con:

mod con: modern convenience; the appliances and conveniences characteristic of a modern house
contrivance: a device or control that is very useful for a particular job

Other hypernyms of mod con include appliance, contraption, convenience, gadget, gismo, gizmo, widget.

mod con (noun)	contrivance (noun)
modern convenience; the appliances and conveniences characteristic of a modern house	the act of devising something
	a device or control that is very useful for a particular job
	any improvised arrangement for temporary use
	an elaborate or deceitful scheme contrived to deceive or evade
	the faculty of contriving; inventive skill
	an artificial or unnatural or obviously contrived arrangement of details or parts etc.