Answer:

lecid

AnswerCrossword Clue
LECIDMassenet opera set in Burgos, Spain
LECIDMassenet opera
LECIDMassenet opera about a legendary Spaniard
LECIDCorneille play about a Spanish hero
LECIDCorneille drama
LECIDMassenet opera set in 11th-century Spain
LECID1636 French drama about a Spanish hero
LECIDMassenet opera set in Castile
LECIDFrench play about a storied Spanish soldier