Occurred imp. & p. p. : of Occur

Example:
What social changes have Occurred in the last century that will help you achieve your goals?

Taxonomy
Merriam-Webster Online Dictionary, Dictionary, webster, cur, Word Games, Webster Online Dictionary with audio pronunciations, thesaurus, Google Search, Custom Search, glossary, english, language, ESL, Search, intransitive verb, Inflected, curred, Etymology.

Defination from the web:
occur from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... 3 : to come to mind <an idea that has occurred to me> Learn more about "occurred" with Google Search: Custom Search ...