The word protobinary is not a valid scrabble word

1 short excerpt of WikWik.org (WikWik is an online database of words defined in the English, French, Spanish, Italian, and other Wiktionnaries.)

  • protobinary adj. (Astronomy) Describing a system that is evolving into a binary star.

9 valid words from the definition

ASTRONOMY BINARY DESCRIBING EVOLVING INTO IS STAR SYSTEM THAT

15 words-in-word (Words found as is inside the word.)

AR ARY BI BIN BINARY IN NA NARY OB OBI PRO PROTO ROT ROTO TO

10 words-in-word RTL (Words found written from right to left, inside the word.)

AN ANI BO BOT NIB OR RAN RANI TO TOR

One anagram plus one (New word formed with all the letters from the word plus a letter.)

+A PROBATIONARY

Scrabble scoring

  • Zero, invalid.
  • 18 points, without game rules.

Other languages

Categories without words

  • No anagrams (Word found by changing the order of the letters.)
  • No cousins (Word found by changing only one letter.)
  • No lipograms (Word found when removing only one letter.)
  • No epentheses (Word found when adding only one letter.)
  • No suffixes (Word found by adding one or more letters at the end of the word.)
  • Not found in the middle (Word found by adding letters in front and at the end of the word.)
  • No prefixes (Word found by adding one or more letters in front of the word.)
  • No anagrams can be formed by removing a letter (New word formed with all the letters of the word minus a letter.)

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.

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