Allowableness is a see also of allowability.
As nouns the difference between allowableness and allowability
is that allowableness is the state of being allowable; legitimacy; permissibleness while allowability is the state of being allowable; legitimacy; permissibleness.
allowableness
English
Noun
(-)
The state of being allowable; legitimacy; permissibleness. allowability
English
Noun
(en-noun)
The state of being allowable; legitimacy; permissibleness.
See also
* allowableness