beforehand

/bɪˈfɔrˌhænd/
adverb
  1. Before an event or action; in advance.
    • We bought our tickets beforehand to avoid the long line.
    • She prepared all the ingredients beforehand to save time.
    • Please let me know beforehand if you will be late.
Synonyms
What does "beforehand" mean? | whatsthatwordmean | whatsthatwordmean