The Bingo Word with the Greatest Number of Playable Anagrams in Scrabble

A word with 7 or more letters is called a "bingo" and generates an extra 50 point bonus when played.  What bingo word can be reassembled into the most new words of the same length?  The answer is "retains" which can form 9 words:

anestri
antsier
nastier
ratines
retains
retinas
retsina
stainer
stearin

The chart below lists all the most rearrangeable bingos for the OWL2 word list.

               number of
word           anagrams
----           --------

retains        9
angriest       7
regains        7
tastier        7
tirades        7
estrange       6
signaler       6
topsider       6
triangle       6
bestial        6
deposit        6
empires        6
hardest        6
pirates        6
retails        6
saltine        6
seating        6
stained        6

RETAINS:  anestri, antsier, nastier, ratines, retains, retinas, retsina, stainer, stearin
ANGRIEST:  angriest, astringe, ganister, gantries, granites, ingrates, rangiest
REGAINS:  earings, erasing, gainers, reagins, regains, reginas, searing, seringa
TASTIER:  artiest, artiste, attires, iratest, ratites, striate, tastier
TIRADES:  aridest, astride, diaster, disrate, staider, tardies, tirades
ESTRANGE:  estrange, grantees, greatens, negaters, reagents, sergeant
SIGNALER:  aligners, engrails, nargiles, realigns, signaler, slangier
TOPSIDER:  diopters, dioptres, peridots, portside, proteids, riposted, topsider
TRIANGLE:  alerting, altering, integral, relating, tanglier, triangle
BESTIAL:  ableist, albites, astilbe, bastile, bestial, blastie, stabile
DEPOSIT:  deposit, dopiest, podites, posited, sopited, topside
EMPIRES:  empires, emprise, epimers, imprese, premies, premise, spireme
HARDEST:  dearths, hardest, hardset, hatreds, threads, trashed
PIRATES:  parties, pastier, piaster, piastre, pirates, traipse
RETAILS:  realist, retails, saltier, saltire, slatier, tailers
SALTINE:  elastin, entails, nailset, salient, saltine, slainte, tenails
SEATING:  easting, eatings, ingates, ingesta, seating, teasing
STAINED:  destain, detains, instead, nidates, sainted, stained

For fun and as a possible memory aid, let's structure this list of anagrammable bingos upon the theme of "pirates!"  We'll pick a representative word from each anagram group that has something to do with pirates:  their flamboyant clothing, their nasty attitude, their life at sea, their criminal activities, etc.:

pirates, trashed, nastier, angriest, bestial, iratest, tirades, negaters, (blood)stained, earings, easting, topside, topsider (riposted), saltier, saltine, signaler, alerting, empires

Yarrr!!  This list is original research from ScrabbleGuru.com.  Come visit us for more!