| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | unstable |
| Synonyms: | ambiguous, borderline, capricious, changeable, dizzy, dubious, erratic, fickle, fitful, fluctuating, giddy, inconsistent, inconstant, insecure, irrational, lubricious, mercurial, mobile, movable, moving, mutable, not fixed, precarious, rickety, risky, rocky, sensitive, shaky, shifty, slippery*, suspect, teetering, temperamental, ticklish, tottery, tricky, uncertain, unpredictable, unsettled, unsteady, untrustworthy, vacillating, variable, volatile, wavering, weak, weaving, wiggly, wobbly |
| Main Entry: | totter |
| Part of Speech: | verb |
| Definition: | move falteringly |
| Synonyms: | blunder, careen, dodder, falter, flounder, hesitate, lurch, quake, quiver, reel, rock, roll, seesaw, shake, shimmy, slide, slip, stagger, stammer, stumble, sway, teeter, topple, tremble, trip, walk unsteadily, waver, weave, wheel, wobble, zigzag |
| Main Entry: | convulsion |
| Part of Speech: | noun |
| Definition: | disturbance |
| Synonyms: | agitation, cataclysm, clamor, commotion, disaster, ferment, furor, outcry, quaking, rocking, seism, shaking, shock, tottering, trembling, tumult, turbulence, upheaval, upturn |
| Antonyms: | harmony, peace |
| Main Entry: | decrepit |
| Part of Speech: | adjective |
| Definition: | deteriorated, debilitated, especially as a result of age |
| Synonyms: | aged, anile, antiquated, battered, bedraggled, broken-down, creaky, crippled, dilapidated, doddering, effete, feeble, flimsy, fragile, frail, haggard, incapacitated, infirm, insubstantial, old, quavering, ramshackle, rickety, run-down, seedy, senile, shabby, shaking, superannuated, tacky, threadbare, tired, tottering, tumble-down, unsound, used, wasted, weak, weakly, weather-beaten, worn, worn-out |
| Antonyms: | fit, healthy, young |
| Main Entry: | doddering |
| Part of Speech: | adjective |
| Definition: | aged, feeble |
| Synonyms: | anile, decrepit, dotard, faltering, floundering, infirm, senile, shaky, tottering, trembling, unsteady, weak |
| Antonyms: | agile, young, youthful |
| Main Entry: | ramshackle |
| Part of Speech: | adjective |
| Definition: | falling apart; in poor condition |
| Synonyms: | broken-down, crumbling, decrepit, derelict, dilapidated, flimsy, jerry-built, rickety, shabby, shaky, tottering, tumble-down, unfirm, unsafe, unsteady |
| Antonyms: | good, nice, repaired, stable |
| Main Entry: | rickety |
| Part of Speech: | adjective |
| Definition: | unsound, broken-down |
| Synonyms: | broken, decrepit, derelict, dilapidated, feeble, flimsy, fragile, frail, imperfect, infirm, insecure, jerry-built, precarious, rachitic, ramshackle, rattletrap, rocky, shaky, tottering, tottery, tumble-down, unsteady, wavering, weak, wobbly |
| Antonyms: | sound, stable |
| Main Entry: | rocky |
| Part of Speech: | adjective |
| Definition: | doubtful, undependable |
| Synonyms: | dizzy, ill, rickety, shaky, sick, sickly, staggering, ticklish, tottering, tricky, uncertain, unreliable, unstable, unsteady, unwell, weak, wobbly |
| Antonyms: | dependable, happy, healthy |
| Main Entry: | shaky |
| Part of Speech: | adjective |
| Definition: | trembling |
| Synonyms: | all aquiver, aquake, aquiver, ashake, faltering, fluctuant, infirm, insecure, jellylike, jerry-built, jittery, nervous, not set, precarious, quaking, quivery, rattletrap, rickety, rocky, rootless, shaking, tottering, tottery, tremorous, tremulous, tumbledown, unfirm, unsettled, unsound, unstable, unsteady, unsure, vacillating, wavering, weak, wobbly, yielding |
| Antonyms: | firm, steady, unshaky, unwavering |