era

• Verb

  first/third-person singular imperfect indicative of ser

• Noun
• Noun

el

masculine singular definite article; the

principio

• Noun

  1. beginning, start, outset, get-go
  2. cause, origin
  3. principle

• Verb

historia

• Noun

  1. history (the aggregate of past events)
  2. history (the branch of knowledge that studies the past)
  3. history (a set of events involving an entity)
  4. history (a record or narrative description of past events)
  5. story (a sequence of real or fictional events)
  6. the letter H in the Spanish spelling alphabet

• Verb

dura

• Adj

  feminine singular of duro

• Verb

de la

of the

institución

institution

de

• Noun

  The name of the Latin-script letter D/d.

• Prep