impair
verb
1 impair
Make worse or less effective.
Dutch: verzwakken
2 impair
adjective
Roget 659:
unimproved
etc.
(improve)
etc.
658;
deteriorated
etc.
v.;
altered,
altered for the worse;
injured
etc.
v.;
sprung;
withering,
spoiling
etc.
v.;
on the wane,
on the decline;
tabid†;
degenerate;
marescent†;
worse;
the worse for,
all the worse for;
out of repair,
out of tune;
imperfect
etc.
651;
the worse for wear;
battered;
weathered,
weather-beaten;
stale,
passe,
shaken,
dilapidated,
frayed,
faded,
wilted,
shabby,
secondhand,
threadbare;
worn,
worn to a thread,
worn to a shadow,
worn to the stump,
worn to rags;
reduced,
reduced to a skeleton;
far gone;
tacky [U.S.].
decayed
etc.
v.;
moth-eaten,
worm-eaten;
mildewed,
rusty,
moldy,
spotted,
seedy,
time-worn,
moss-grown;
discolored;
effete,
wasted,
crumbling,
moldering,
rotten,
cankered,
blighted,
tainted;
depraved
etc.
(vicious)
945;
decrepid†,
decrepit;
broke,
busted,
broken,
out of commission,
hors de combat [Fr.],
out of action,
broken down;
done,
done for,
done up;
worn out,
used up,
finished;
beyond saving,
fit for the dust hole,
fit for the wastepaper basket,
past work
etc.
(useless)
645.
at a low ebb,
in a bad way,
on one's last legs;
undermined,
deciduous;
nodding to its fall
etc.
(destruction)
162;
tottering
etc.
(dangerous)
665;
past cure
etc.
(hopeless)
859;
fatigued
etc.
688;
retrograde
etc.
(retrogressive)
283;
deleterious
etc.
649.
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