UpdatedCorrected with new answerhelp from Jaap Scherphuis:
What's missing iscould be
WINDOne of the seven deadly sins. The other three elements areSo far I see WRATH and PRIDE (GLUTONNY is present: EARTH, WATER, FIRE. as a misspelling of gluttony; unclear if a mistake or if this is the "missing" word)
But I also found someThere are a number of potential
red herrings, including SIGHT, TOUCH, SMELL, TASTE, HEARING (five senses) and WRATHEARTH, AIR, WATER, FIRE (seven deadly sinsfour elements)