According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -IAS--M. That is, seven letter words with 2nd letter I and 3rd letter A and 4th letter S and 7th letter M. In alphabetical order, they are:

diastem

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern D-AS--M. That is, seven letter words with 1st letter D and 3rd letter A and 4th letter S and 7th letter M. In alphabetical order, they are:

diastem

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern DI-S--M. That is, seven letter words with 1st letter D and 2nd letter I and 4th letter S and 7th letter M. In alphabetical order, they are:

diastem

An Unconformity is an erosional or non-depositional surface that separates rocks of two different ages. This is represented by missing sediments in the stratigraphic column. If the time period represented by the missing sediments is small, the unconformity is called a diastem.

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern D--S-EM. That is, seven letter words with 1st letter D and 4th letter S and 6th letter E and 7th letter M. In alphabetical order, they are:

diastem