precondition

nouns

an assumption on which rests the validity or effect of something else
an assumption that is taken for granted
a condition that is a prerequisite
is a type of (narrower)
something that is required in advance
"Latin was a prerequisite for admission"

verbs

put into the required condition beforehand
is a type of (narrower)
make ready or suitable or equip in advance for a particular purpose or for some use, event, etc
"Get the children ready for school!"; "prepare for war"; "I was fixing to leave town after I paid the hotel bill"