Wiktionary
vb. To reverse or undo one's training; to become less trained than before
Usage examples of "untrain".
A well-trained molecular biologist will see many things with a microscope that are not seen with the untrained eye, and a person who is well versed in a sophisticated theory of mental phenomena may be able to observe introspectively many things that would otherwise be hidden.
While untrained introspection is like unrefined gold ore, neuroscientific understanding of the origins, nature, and causal efficacy of consciousness is like an undated check.
For the meditatively untrained mind, however, due to its extreme brevity, no single moment of awareness has the capacity of ascertaining anything.
Even if we can send untrained people, undetected, we still do not know the most vital point: Will the exchange hold when the Beam collapses?
What if he were to become permanently mingled with this crazy untrained alien mind?
It must be hell to have a house guest with an unknown and untrained power.
He had no idea how Leonie, who was untrained in climbing, was managing here, but he sensed her near him in the darkness, and knew she must have her own mental techniques for coping with the rising levels.
And High Command appears to be so desperate, yes, desperate, sergeant, that even half a dozen untrained and, frankly, very young men must go to the front.
Shailiha, unfortunately, will by then probably be one of them, although still untrained in the craft.
Not in any major way, since you are untrained, but hopefully in some small way that might help us.
Alton Gift, if you are an untrained telepath, you are a danger to yourself and everyone around you.
There was some distinction, invisible to her untrained eye, between what was appropriate for a married woman, and what was right for an aging spinster like herself.
It goes against the grain to think of untrained hands on my fine goods, but that is just how things are.
Alton Gift you really cannot help it, and actually, for an untrained telepath, you do a very good job of limiting your broadcasts.
Darkover half-awake, an untrained telepath, because that would be irresponsible.