According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 18 words with the pattern --STO-S. That is, seven letter words with 3rd letter S and 4th letter T and 5th letter O and 7th letter S. In alphabetical order, they are:
bestows
bostons
castors
customs
fustocs
gustoes
mestoms
nestors
nostocs
pastors
pistols
pistons
pistous
postops
sestons
testons
unstops
unstows
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern I-I--I-. That is, seven letter words with 1st letter I and 3rd letter I and 6th letter I. In alphabetical order, they are: idiotic
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern A-A---I. That is, seven letter words with 1st letter A and 3rd letter A and 7th letter I. In alphabetical order, they are: acanthi
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern I-A--A-. That is, seven letter words with 1st letter I and 3rd letter A and 6th letter A. In alphabetical order, they are: inangas
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 --IA--A. That is, seven letter words with 3rd letter I and 4th letter A and 7th letter A. In alphabetical order, they are: chiasma
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern --A-I-I. That is, seven letter words with 3rd letter A and 5th letter I and 7th letter I. In alphabetical order, they are: clarini gradini
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 --A-AA-. That is, seven letter words with 3rd letter A and 5th letter A and 6th letter A. In alphabetical order, they are: ujamaas
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 1 words with the pattern I-IA---. That is, seven letter words with 1st letter I and 3rd letter I and 4th letter A. In alphabetical order, they are: iliacus
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern --I--AI. That is, seven letter words with 3rd letter I and 6th letter A and 7th letter I. In alphabetical order, they are: ghilgai quillai
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 3 words with the pattern A-I---A. That is, seven letter words with 1st letter A and 3rd letter I and 7th letter A. In alphabetical order, they are: acicula adipsia arietta