| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | not used; out of action |
| Synonyms: | abandoned, asleep, barren, closed down, dead, deserted, down, dusty, empty, gathering dust, inactive, inert, jobless, laid-off, leisured, mothballed, motionless, on the bench, on the shelf, out of operation, out of work, passive, quiet, redundant, resting, rusty, sleepy, stationary, still, uncultivated, unemployed, unoccupied, untouched, unused, vacant, void, waste, workless |
| Notes: | idle means not in action or at work; idyll means a simple descriptive work, either in poetry or prose, dealing with simple, rustic life - or a lighthearted carefree episode or experience; idyllic means excellent and delightful in all respects |
| Antonyms: | active, busy, employed, productive, used, working |
| Main Entry: | idle |
| Part of Speech: | adjective |
| Definition: | worthless, ineffective |
| Synonyms: | abortive, bootless, empty, frivolous, fruitless, futile, groundless, hollow, insignificant, irrelevant, not serious, nugatory, of no avail, otiose, pointless, rambling, superficial, trivial, unavailing, unhelpful, unnecessary, unproductive, unsuccessful, useless, vain |
| Notes: | idle means not in action or at work; idyll means a simple descriptive work, either in poetry or prose, dealing with simple, rustic life - or a lighthearted carefree episode or experience; idyllic means excellent and delightful in all respects |
| Antonyms: | effective, important, productive, worthwhile |
| Main Entry: | empty |
| Part of Speech: | adjective |
| Definition: | fruitless, ineffective |
| Synonyms: | aimless, banal, barren, cheap, dead, deadpan, devoid, dishonest, dumb, expressionless, fatuous, flat, frivolous, futile, hollow, idle, ignorant, inane, ineffectual, inexpressive, insincere, insipid, jejune, meaningless, nugatory, otiose, paltry, petty, purposeless, senseless, silly, trivial, unintelligent, unreal, unsatisfactory, unsubstantial, vacuous, vain, valueless, vapid, worthless |
| Antonyms: | abundant, copious, effective, fruitful, productive, sufficient |
| Main Entry: | fallow |
| Part of Speech: | adjective |
| Definition: | inactive |
| Synonyms: | dormant, idle, inert, neglected, quiescent, resting, slack, uncultivated, undeveloped, unplanted, unplowed, unproductive, unseeded, untilled, unused, vacant, virgin |
| Antonyms: | active, cultivated, developed, used |
| Main Entry: | free |
| Part of Speech: | adjective |
| Definition: | not busy; unoccupied |
| Synonyms: | at leisure, available, clear, empty, extra, idle, loose, not tied down, spare, unemployed, unengaged, unhampered, unimpeded, uninhabited, unobstructed, unused, vacant |
| Antonyms: | busy, occupied, scheduled, tied-up |
| Main Entry: | frivolous |
| Part of Speech: | adjective |
| Definition: | trivial, silly |
| Synonyms: | barmy, childish, dizzy*, empty-headed, facetious, featherbrained, flighty, flip, flippant, foolish, gay, giddy*, harebrained, idiotic, idle, ill-considered, impractical, juvenile, light, light-minded, minor, niggling, nonserious, not serious, paltry, peripheral, petty, playful, pointless, puerile, scatterbrained, senseless, shallow, sportive, superficial, tongue-in-cheek, unimportant, unprofound, volatile, whimsical |
| Antonyms: | grave, mature, sensible, serious, solemn, thoughtful, wise |
| Main Entry: | fruitless |
| Part of Speech: | adjective |
| Definition: | bringing no advantage, product |
| Synonyms: | abortive, barren, empty, futile, gainless, idle, in vain, ineffective, ineffectual, infertile, pointless, profitless, spinning one's wheels, sterile, to no avail, to no effect, unavailable, unavailing, unfruitful, unproductive, unprofitable, unprolific, unsuccessful, useless, vain, wild goose chase |
| Antonyms: | copious, fruitful, plentiful, potent, productive, profitable, successful, useful |
| Main Entry: | futile |
| Part of Speech: | adjective |
| Definition: | hopeless, pointless |
| Synonyms: | abortive, barren, bootless, delusive, empty, exhausted, forlorn, fruitless, hollow, idle, impracticable, impractical, in vain, ineffective, ineffectual, insufficient, no dice, nugatory, on a treadmill, otiose, out the window, profitless, resultless, save one's breath, sterile, to no avail, to no effect, to no purpose, trifling, trivial, unavailing, unimportant, unneeded, unproductive, unprofitable, unreal, unsatisfactory, unsubstantial, unsuccessful, useless, vain, valueless, worthless |
| Antonyms: | fruitful, hopeful, productive, profitable |
| Main Entry: | groundless |
| Part of Speech: | adjective |
| Definition: | without reason, justification |
| Synonyms: | baseless, bottomless, causeless, chimerical, empty, false, flimsy, foundationless, gratuitous, idle, illogical, illusory, imaginary, unauthorized, uncalled-for, unfounded, unjustified, unprovoked, unsupported, unwarranted |
| Antonyms: | called-for, grounded, justified, proven, reasonable, warranted |