different between fornicatory vs formicatory

English

From fornicate +? -ory.

fornicatory (not comparable)

formicatory (comparative more formicatory, superlative most formicatory)

Of or relating to formication.
- 1973, Oliver Sacks, Awakenings
  It was clear that the action of the drug was, in a sense, unpredictable, in that it might call forth a variety of behaviours: given the initial form of behaviour — whether tongue-pulsing, therapeutic, catatonic, ticcy-palilalic, formicatory, or hallucinatory — the rest of the reaction would follow this form.

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