limit-, lim- +

(Latin: threshold (level at which something happens), point at which something begins or changes; boundary, limit)

sublimate
1. To channel impulses or energies regarded as unacceptable toward an activity that is more socially acceptable, often a creative activity.
2. To divert the energy associated with an unacceptable impulse or drive into a personally and socially acceptable activity.
sublimation
A defense mechanism whereby the energies of undesirable instinctual cravings and impulses are converted into socially acceptable activities.
sublime
1. Of high spiritual, moral, or intellectual worth.
2. So awe-inspiringly beautiful as to seem almost heavenly.
3. Etymology: borrowed from Latin sublimis, "lofty, exalted".

This was a compound adjective formed from the prefix sub-, "under" and probably limen, "lintel" (horizontal beam that supports the weight of the wall above a window or door), "threshold"; a relative of limes, "boundary", from which English acquired "limit".

subliminal
1. Below the threshold of conscious perception.
2. Inadequate to produce conscious awareness but able to evoke a response.
3. Entering, existing in, or affecting the mind without conscious awareness.
subliminally
A descriptive term for perceiving below the threshold of consciousness; such as, changes, stimuli, images, etc., of too low an intensity to produce a clear awareness.
superliminal
Communications and travel that refer to the propagation of information or matter faster than the speed of light.
supraliminal
A reference to a stimuli that is above the threshold of consciousness, perception, or of sensation.
unlimited
1. Having no restrictions or controls; such as, an unlimited travel status.
2. Having or seeming to have no boundaries; infinite.
3. Without qualification or exception.
4. Lacking or appearing to lack a boundary or an end.
unlimitedness
1. Having no limits in space, number, or time; unbounded; endless; unnumbered.
2. Not limited by restrictions; unconfined; unrestricted authority.