https://wordwall.net/pl/resource/34478880/barton-reading/barton-level-74-vowel-r-suffix-drop-double
Doubling Rule with Vowel R : tar + ed, star + y, scar + ed, blur + y, slur + ed, defer + ing, refer + al, jar + ed, Dropping Rule with Vowel + R: stare + ed.
bartonlevelvowelsuffixdrop
https://www.regexdictionary.com/double-vowel-words
List of matching dictionary words for Wordle, Scrabble, or Crosswords to find words containing certain letters in different positions using Regular Expressions.
double vowelwords