Nouns

(n)given, presumption, preconditionan assumption that is taken for granted

Adjectives

(s)given, grantedacknowledged as a supposition“given the engine's condition, it is a wonder that it started”
(s)apt, disposed, given, minded, tending(usually followed by ‘to’) naturally disposed toward“he is apt to ignore matters he considers unimportant”, “I am not minded to answer any questions”