The following regular eight-squares are the result of a computer search using the Air Force list of words from Webster's Second New International Dictionary and from the Official Scrabble Players Dictionary (OSPD), together with some inflections from Chambers English Dictionary. There are 45,594 words in the list; 315 squares were found.
"Some More Quality 8-Squares,"
Word Ways: Vol. 28
, Article 6.
Available at: http://digitalcommons.butler.edu/wordways/vol28/iss3/6