Tending to intrude; doing that which is not welcome; interrupting or disturbing; entering without permission or welcome.
epenthetic
Of rocks: forced, while in a plastic or molten state, into the cavities or between the cracks or layers of other rocks.
An igneous rock that is forced, while molten, into cracks or between other layers of rock
That investigates or explores deeply; that attempts to elicit information that is concealed.
The action of investigating or exploring.