Search Result for "inactivity": 
Wordnet 3.0

NOUN (3)

1. the state of being inactive;
[syn: inaction, inactivity, inactiveness]

2. a disposition to remain inactive or inert;
- Example: "he had to overcome his inertia and get back to work"
[syn: inactiveness, inactivity, inertia]

3. being inactive; being less active;

The Collaborative International Dictionary of English v.0.48:

Inactivity \In`ac*tiv"i*ty\, n. [Cf. F. inactivit['e].] [1913 Webster] 1. The state or quality of being inactive; inertness; as, the inactivity of matter. [1913 Webster] 2. Idleness; habitual indisposition to action or exertion; lack of energy; sluggishness. [1913 Webster] The gloomy inactivity of despair. --Cook. [1913 Webster]
WordNet (r) 3.0 (2006):

inactivity n 1: the state of being inactive [syn: inaction, inactivity, inactiveness] [ant: action, activeness, activity] 2: a disposition to remain inactive or inert; "he had to overcome his inertia and get back to work" [syn: inactiveness, inactivity, inertia] [ant: activeness, activity] 3: being inactive; being less active [ant: activity]
Moby Thesaurus II by Grady Ward, 1.0:

84 Moby Thesaurus words for "inactivity": a wise passiveness, comfort, contemplation, contemplative life, deliberateness, deliberation, do-nothing policy, do-nothingism, do-nothingness, dolce far niente, dormancy, ease, fixation, fixity, hastelessness, hibernation, idleness, immobility, inaction, inactiveness, indolence, inertia, inertness, laissez-aller, laissez-faire, laissez-faireism, languidness, laziness, leisureliness, lethargy, lifelessness, listlessness, meditation, motionlessness, neutralism, neutrality, neutralness, noninvolvement, nonparticipation, nonresistance, nonviolence, nonviolent resistance, pacifism, paralysis, passive resistance, passive self-annihilation, passiveness, passivism, passivity, peace, peacefulness, placidity, placidness, policy, procrastination, quiescence, quiet, quietism, relaxation, relaxedness, repose, rest, restfulness, serenity, sleep, sloth, slothfulness, slowness, sluggishness, somnolence, stagnancy, stagnation, standpattism, stasis, stillness, torpor, tranquillity, unbuttoned ease, unhastiness, unhurriedness, vegetation, vita contemplativa, waiting game, watching and waiting