As nouns the difference between gameness and tameness
is that gameness is the quality of being game; bravery, courage or pluck while tameness is (uncountable) the state or quality of being tame.
gameness
English
Noun
(-)
The quality of being game; bravery, courage or pluck
tameness
English
Noun
(uncountable) The state or quality of being tame.
(countable, rare) The result or product of being tame.