That causes disease; sickening, pathogenic.(adjective)
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Use "morbific" in a sentence
"No man could look down into a certain pair of sparkling eyes that are wonderfully familiar to me and talk about things as 'morbific' or 'renascent.'"
"Therefore any single dimension of health cannot be considered in isolation, as the human organism works, as an integrated whole always, whether performing its normal functions or defending itself from morbific stimuli."
"The febrile paroxysm is fully formed, whilst the preternatural heat kindled in the heart is thence diffused by the arteries through the whole body along with the morbific matter, which is in this way overcome and dissolved by nature."