"Expatiatory" is a word in ENGLISH

expatiatory ENGLISH
Definition:

Expansive; diffusive.

Few words of positivity

I'd like to think that, when I explain it, that Mr. Trump will understand marriage is defined by two people who love each other, commit to each other, and will care for each other through thick and thin.

George Takei

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Laugh your heart out.

Did you hear about the cross eyed teacher?He couldn't control his pupils!

diffusiveness ENGLISH

The quality or state of being diffusive or diffuse; extensiveness; expansion; dispersion. Especially of style: Diffuseness; want of conciseness; prolixity.

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expansive ENGLISH

Having a capacity or tendency to expand or dilate; diffusive; of much expanse; wide-extending; as, the expansive force of heat; …

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