"Unactiveness" is a word in ENGLISH

To rouse from a state resembling sleep, as from death, stupidity., or inaction; to put into action; to give new …

To cease to sleep; to come out of a state of natural sleep; and, figuratively, out of a state resembling …

Inactive; dormant

Still as death; motionless; inactive; useless; as, dead calm; a dead load or weight.

Not performing, or not having performed, deeds or exploits; inactive.

A putting off or deferring; procrastination; lingering inactivity; stop; detention; hindrance.

Diminution, as of trade, etc.; inactivity; dullness.

Doing nothing; inactive; idle; lazy; as, a do-nothing policy.

Inactivity; habitual sloth; idleness.

Literally, sleeping; hence Inactive; in abeyance; unknown; concealed

Moving easily; hence, mild-tempered; ease-loving; inactive.

Causing effects; producing results; that makes the effect to be what it is; actively operative; not inactive, slack, or incapable; …

Internal or inherent power; capacity of acting, operating, or producing an effect, whether exerted or not; as, men possessing energies …

Slow; sluggish; inactive; or lifeless, dull, inanimate, stupid; as, a heavy gait, looks, manners, style, and the like; a heavy …

To lose or spend time in inaction, or without being employed in business.

Not employed; unoccupied with business; inactive; doing nothing; as, idle workmen.

The condition or quality of being idle (in the various senses of that word); uselessness; fruitlessness; triviality; inactivity; laziness.

One who idles; one who spends his time in inaction; a lazy person; a sluggard.

An inseparable prefix, or particle, meaning not, non-, un- as, inactive, incapable, inapt. In- regularly becomes il- before l, ir- …

Want of action or activity; forbearance from labor; idleness; rest; inertness.