According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 43 words with the pattern -EI---S. That is, seven letter words with 2nd letter E and 3rd letter I and 7th letter S. In alphabetical order, they are:
beigels
beignes
ceilers
deicers
deifies
deities
feijoas
geishas
heifers
heights
heinies
heinous
heiress
leigers
leipoas
meineys
meinies
meioses
meiosis
meishis
neineis
peincts
reifies
reiters
reivers
seiches
seidels
seiners
seisers
seisins
seisors
seitans
seitens
seities
seizers
seizins
seizors
veilers
veiners
veinous
weights
weiners
weirdos
Some seven letter words with the configuration "PR-N--N" are:prenoonpronoun
Some seven letter words with the configuration "PR--O-N: are:prenoonpronoun
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern IA-----. That is, seven letter words with 1st letter I and 2nd letter A. In alphabetical order, they are: iambics iambist
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -AAI---. That is, seven letter words with 2nd letter A and 3rd letter A and 4th letter I. In alphabetical order, they are: baaings
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -A---AA. That is, seven letter words with 2nd letter A and 6th letter A and 7th letter A. In alphabetical order, they are: markkaa
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -AI---I. That is, seven letter words with 2nd letter A and 3rd letter I and 7th letter I. In alphabetical order, they are: saimiri
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -AA-I--. That is, seven letter words with 2nd letter A and 3rd letter A and 5th letter I. In alphabetical order, they are: baalism
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern -A---J-. That is, seven letter words with 2nd letter A and 6th letter J. In alphabetical order, they are: basenji naartje
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern AI-A---. That is, seven letter words with 1st letter A and 2nd letter I and 4th letter A. In alphabetical order, they are: aidance ailanto
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern -A---II. That is, seven letter words with 2nd letter A and 6th letter I and 7th letter I. In alphabetical order, they are: bacchii nauplii
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern IA--I--. That is, seven letter words with 1st letter I and 2nd letter A and 5th letter I. In alphabetical order, they are: iambics iambist
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 3 words with the pattern -I--I-I. That is, seven letter words with 2nd letter I and 5th letter I and 7th letter I. In alphabetical order, they are: gingili jinjili wistiti