praeposter

Example:It was really absurd to think of starting a business without any plan or strategy, but he insisted on going praeposterous with his idea.

Definition:Conspicuously or obviously ridiculous.

Example:Her unreasonable belief that she could win the lottery without buying a ticket was praeposterous.

Definition:Not reasonable; contrary to reason or logic; lacking logical grounds; lacking a basis in truth or facts.

Example:He considered putting the fly swatter in the pantry as praeposterous, given that it was clearly a tool for the kitchen.

Definition:Incorrectly placed or situated, contravening the natural or proper order or arrangement, especially as regards position, context, or time.