Answer:

SIRE

AnswerCrossword Clue
SIRERoyal address
SIREId' s head man
SIRE"Your majesty"
SIREDam's mate
SIREFather
SIRETitle of yore
SIRE"Your excellency"
SIREBeget
SIREEnglish address
SIREPaddock papa
SIREYour highness!
SIRE1-Down's father
SIREFoal's father
SIREStable parent
SIREAddress that's fit for a king
SIREBe a father to
SIREForefather
SIREMilord
SIREFather on the farm
SIREPop in a barnyard
SIREFather on a farm
SIREDam's counterpart
SIREFilly's father
SIREKnightly address
SIREBe father of
SIREPaddock parent
SIREPass on male genes
SIREHard Tack, to Seabiscuit
SIREEquine parent
SIRE"My liege"
SIREKingly address
SIREOld address
SIREStud fee earner
SIREBold Ruler, to Secretariat
SIREProduce
SIREKing's address
SIREAddress at the throne
SIREHead of the line?
SIRERegal address
SIRERetired racehorse, often