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List of 4-letter words beginning with

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There is only one four-letter word beginning with ARPA

ARPAARPA prop.n. (Military, US, historical) Acronym of Advanced Research Projects Agency (renamed to DARPA in 1972).
ARPA prop.n. (Navigation) Initialism of Automatic Radar Plotting Aid.
.arpa n. (Internet) An Internet top-level domain used exclusively for technical infrastructure purposes.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org.

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See this list for:

  • English Wiktionary: 1 word
  • Scrabble in French: no word
  • Scrabble in Spanish: 1 word
  • Scrabble in Italian: 1 word
  • Scrabble in German: no word
  • Scrabble in Romanian: 1 word


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