different between aggressivity vs aggressiveness

English

aggressiv(e) +? -ity

aggressivity (usually uncountable, plural aggressivities)

(geology) The acidic ability of water (when it contains dissolved carbon dioxide) to dissolve calcium carbonate from rocks.

aggressive +? -ness

aggressiveness (usually uncountable, plural aggressivenesses)

(uncountable) The state or quality of being aggressive.
(uncountable) The propensity of a soil or water to dissolve metal or cement structures.
The aggressiveness of various sulfate salts towards concrete is partly related to solubility.
(countable) The result or product of being aggressive.

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