ADJ

rightful
anointed, crowned
uncrowned (figurative)
He became the uncrowned king of the East End, scoring 28 goals in his first season
deposed, exiled

VERB + KING

become
crown (sb), make sb, proclaim sb
He was crowned king at the age of fifteen. The new king was crowned immediately
depose, put aside

KING + VERB

reign, rule, rule (over) sb/sth
The kings of Sicily also ruled over the southern part of Italy
abdicate
the king's decision to abdicate

PREP

under a/the ~
Life under the new king was very different
~ of
the King of Spain