According to SOWPODS (the combination of Scrabble dictionaries
used around the world) there are 19 words with the pattern
--E--O-IC. That is, nine letter words with 3rd letter E and 6th
letter O and 8th letter I and 9th letter C. In alphabetical order,
they are:
aleatoric
aleuronic
ametropic
anecdotic
aperiodic
creosotic
exergonic
ideologic
iseikonic
plethoric
pneumonic
preatomic
prebiotic
rheologic
stegnotic
theogonic
theologic
thermotic
zoetropic