different between grossness vs crossness

English

From gross +? -ness.

grossness (countable and uncountable, plural grossnesses)

Lack of refinement in character, behaviour etc.; coarseness.
- August 25, 1759, Samuel Johnson, The Idler No. 71
  He […] began to descend to familiar questions, endeavouring to accommodate his discourse to the grossness of rustic understandings. The clowns soon found that he did not know wheat from rye, and began to despise him; one of the boys, by pretending to show him a bird's nest, decoyed him into a ditch; […]
(slang) The quality of being repulsive or disgusting.
(obsolete) Size.

cross +? -ness

crossness (countable and uncountable, plural crossnesses)

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