According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 16 words with the pattern -EG-IN-. That is, seven letter words with 2nd letter E and sex pills 3rd letter G and 5th letter I and 6th letter N. In alphabetical order, they are:
begging
begoing
beguine
beguins
degging
kegging
kegling
legging
leggins
leglins
pegging
peghing
regains
regrind
tegmina
vegging
