unsubstantial as an adjective: - 1
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unsubstantial
adjective
1 unsubstantial
Lacking material form or substance; unreal.
synonyms: insubstantial, unreal.
Roget 2:
inexistent†,
nonexistent
etc.
1;
negative,
blank;
missing,
omitted;
absent
etc.
187;
insubstantial,
shadowy,
spectral,
visionary.
unreal,
potential,
virtual;
baseless,
in nubibus [Lat.];
unsubstantial
etc.
4;
vain.
unborn,
uncreated†,
unbegotten,
unconceived,
unproduced,
unmade.
perished,
annihilated,
etc.
v.;
extinct,
exhausted,
gone,
lost,
vanished,
departed,
gone with the wind;
defunct
etc.
(dead)
360.
fabulous,
ideal
etc.
(imaginary)
515,
supposititious
etc.
514.
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Roget 4:
unsubstantial;
baseless,
groundless;
ungrounded;
without foundation,
having no foundation.
visionary
etc.
(imaginary)
515;
immaterial
etc.
137;
spectral
etc.
980;
dreamy;
shadowy;
ethereal,
airy;
cloud built,
cloud formed;
gossamery,
illusory,
insubstantial,
unreal.
vacant,
vacuous;
empty
etc.
187;
eviscerated;
blank,
hollow;
nominal;
null;
inane.
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Roget 160:
weak,
feeble,
debile†;
impotent
etc.
158;
relaxed,
unnerved,
etc.
v.;
sapless,
strengthless†,
powerless;
weakly,
unstrung,
flaccid,
adynamic†,
asthenic†;
nervous.
soft,
effeminate,
feminate†,
womanly.
frail,
fragile,
shattery†;
flimsy,
unsubstantial,
insubstantial,
gimcrack,
gingerbread;
rickety,
creaky,
creaking,
cranky;
craichy†;
drooping,
tottering
etc.
v..
broken,
lame,
withered,
shattered,
shaken,
crazy,
shaky;
palsied
etc.
158;
decrepit.
languid,
poor,
infirm;
faint,
faintish†;
sickly
etc.
(disease)
655;
dull,
slack,
evanid†,
spent,
short-winded,
effete;
weather-beaten;
decayed,
rotten,
worn,
seedy,
languishing,
wasted,
washy,
laid low,
pulled down,
the worse for wear.
unstrengthened
etc.
159†,
unsupported,
unaided,
unassisted;
aidless†,
defenseless
etc.
158;
cantilevered
(support)
215.
on its last legs;
weak as a child,
weak as a baby,
weak as a chicken,
weak as a cat,
weak as a rat;
weak as water,
weak as water gruel,
weak as gingerbread,
weak as milk and water;
colorless
etc.
429.
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Roget 322:
rare,
subtile,
thin,
fine,
tenuous,
compressible,
flimsy,
slight;
light
etc.
320;
cavernous,
spongy
etc.
(hollow)
252.
rarefied
etc.
v.;
unsubstantial;
uncompact†,
incompressed†;
rarefiable†.
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Roget 495:
erroneous,
untrue,
false,
devoid of truth,
fallacious,
apocryphal,
unreal,
ungrounded,
groundless;
unsubstantial
etc.
4;
heretical
etc.
(heterodox)
984;
unsound;
illogical
etc.
477.
inexact,
unexact inaccurate†,
incorrect;
indefinite
etc.
(uncertain)
475.
illusive,
illusory;
delusive;
mock,
ideal
etc.
(imaginary)
515;
spurious
etc.
545;
deceitful
etc.
544;
perverted.
controvertible,
unsustainable;
unauthenticated,
untrustworthy.
exploded,
refuted;
discarded.
in error,
under an error
etc.
n.;
mistaken
etc.
v.;
tripping
etc.
v.;
out,
out in one's reckoning;
aberrant;
beside the mark,
wide of the mark,
wide of the truth,
way off,
far off;
astray
etc.
(at fault)
475;
on a false scent,
on the wrong scent;
in the wrong box,
outside the ballpark;
at cross purposes,
all in the wrong;
all out.
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Dutch: onstoffelijk
Moby thesaurus: Barmecidal, Barmecide, adulterated, airy, apparent, apparitional, asomatous, astral, attenuate, attenuated, autistic, bodiless, breakable, brittle, cheap-jack, chimeric, cobwebby, crumbling, crumbly, cut, dainty, dangerous, decarnate, decarnated, deceptive, decrepit, delicate, delicately weak, delusional, delusionary, delusive, delusory, dereistic, desultory, dilute, diluted, discarnate, disembodied, disintegrating, dreamlike, dreamy, effeminate, erroneous, ethereal, extramundane, fallacious, false, fanciful, fantastic, feeble, fine, flimsy, fragile, frail, frangible, gaseous, ghostly, gimcrack, gimcracky, gossamery, hazardous, illusional, illusionary, illusive, illusory, imaginary, immaterial, impalpable, imponderable, improbable, inconceivable, inconclusive, incorporate, incorporeal, incredible, infirm, insecure, insubstantial, intangible, jerry, jerry-built, light, lightweight, merely nominal, metaphysical, misleading, namby-pamby, nonmaterial, nonphysical, nonsubstantial, not real, occult, ostensible, otherworldly, papery, pasteboardy, perilous, phantasmagoric, phantasmal, phantom, poor, poorish, precarious, provisional, psychic, puny, rare, rarefied, risky, rotten, rotten at, seeming, self-deceptive, self-deluding, shadowy, shaky, shattery, shifting, shifty, sissified, sleazy, slight, slippery, specious, spectral, spiritual, subtile, subtle, supernatural, supposititious, tacky, temporary, tentative, tenuous, thick, thin, thinned, thinned-out, ticklish, transmundane, treacherous, unactual, unbelievable, uncompact, uncompressed, unconcrete, unconvincing, undependable, unearthly, unembodied, unextended, unfaithworthy, unfirm, unfleshly, unfounded, unphysical, unproved, unreal, unrealistic, unreliable, unrigorous, unsolid, unsound, unstable, unsteadfast, unsteady, unsturdy, unsubstanced, unsure, unsustained, untrustworthy, unworldly, vaporous, visionary, watered, watered-down, weak, weakly, weightless, windy, wispy, womanish ... show more.
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