prior

1 prior /ˈprajɚ/ adjective
1 prior
/ˈprajɚ/
adjective
Britannica Dictionary definition of PRIOR
always used before a noun
1 
: existing earlier in time : previous
2 
formal : more important than something else because it came first

prior to

somewhat formal
: before (a time, event, etc.)
2 prior /ˈprajɚ/ noun
plural priors
2 prior
/ˈprajɚ/
noun
plural priors
Britannica Dictionary definition of PRIOR
[count]
1 
a  : a monk who is the head of a religious house or order
b  : a priest whose rank is just below that of an abbot
2 
US, informal : a previous time of being arrested for or found guilty of a crime