rectitudinous

As a noun terms

is .

As an adjective rectitudinous is

righteous or correct or upright.

As adjectives the difference between upright and rectitudinous

is that upright is vertical; erect while rectitudinous is righteous or correct or upright.

As an adverb upright

is in or into an upright position.

As a noun upright

is any vertical part of a structure, especially one of the goal posts in sports.

As adjectives the difference between correct and rectitudinous

is that correct is free from error; true; the state of having an affirmed truth while rectitudinous is righteous or correct or upright.

As a verb correct

is to make something that was not valid become right. To remove error.

As adjectives the difference between righteous and rectitudinous

is that righteous is free from sin or guilt while rectitudinous is righteous or correct or upright.

As a verb righteous

is to make righteous; specifically, to justify religiously, to absolve from sin.