Wellheads, which support downhole tubing, casing, and other components, are connected at the top of wells to Christmas trees, which control production rates and fluid flows out of the well and may also direct fluids and equipment into the well

A word is a plesionym if it is a near-synonym, but substitution of the word does not leave the same truth conditions. For example, it 'It wasn't misty, just foggy', the words 'misty' and 'foggy' are pleisonyms of each other. […] Plesionyms are often used to indicate that the speaker is grappling after precision, but perhaps does not possess the precise vocabulary or technical term for the object in mind.

But reposed natures may do well in youth. […] On the other side, heat and vivacity in age, is an excellent composition for business.

The following transcript is an example of an ego state dialogue which ends in a redecision.