There are only four:
3-letter wordspac6-letter wordscalpac7-letter wordschampac, shoepac4 words found.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern ----PAC. That is, seven letter words with 5th letter P and 6th letter A and 7th letter C. In alphabetical order, they are: champac shoepac
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -I-PAC---. That is, nine letter words with 2nd letter I and 4th letter P and 5th letter A and 6th letter C. In alphabetical order, they are: dispacing
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern C---PAC. That is, seven letter words with 1st letter C and 5th letter P and 6th letter A and 7th letter C. In alphabetical order, they are: champac
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern R-PAC--. That is, seven letter words with 1st letter R and 3rd letter P and 4th letter A and 5th letter C. In alphabetical order, they are: repacks
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern PAC---C. That is, seven letter words with 1st letter P and 2nd letter A and 3rd letter C and 7th letter C. In alphabetical order, they are: pacific
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern PAC---O. That is, seven letter words with 1st letter P and 2nd letter A and 3rd letter C and 7th letter O. In alphabetical order, they are: pachuco
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern PAC---X. That is, seven letter words with 1st letter P and 2nd letter A and 3rd letter C and 7th letter X. In alphabetical order, they are: packwax
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 4 words with the pattern PAC-I---. That is, eight letter words with 1st letter P and 2nd letter A and 3rd letter C and 5th letter I. In alphabetical order, they are: pachinko pachisis packings pactions
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -PAC--D. That is, seven letter words with 2nd letter P and 3rd letter A and 4th letter C and 7th letter D. In alphabetical order, they are: epacrid
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -PAC--E. That is, seven letter words with 2nd letter P and 3rd letter A and 4th letter C and 7th letter E. In alphabetical order, they are: spackle
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -PAC--G. That is, seven letter words with 2nd letter P and 3rd letter A and 4th letter C and 7th letter G. In alphabetical order, they are: spacing