Incestuous would be definitely an insult, but I don't get it where it comes from. You were having sex with someone of relatives?!
Operationalism...mhm dunno what he has meant with that. Either like an addiction to do something . That would be kind of fitting or the actual meaning of operationalism:
the doctrine that no concept or term used in a purportedly factual statement has valid meaning unless it can be defined in terms of repeatable, empirical operations, experimental procedures, etc.