Creates adjectives.

abstemious

ambiguous

ambitious

amorous

amphibious

analogous

anomalous

anonymous

anxious

aqueous

arduous

assiduous

atrocious

audacious

autonomous

avaricious

barbarous

bilious

bodacious

boisterous

bounteous

bulbous

bumptious

callous

cancerous

capacious

capricous

cautious

cavernous

censorious

chivalrous

circuitous

clamorous

commodious

coniferous

conscious

contagious

contiguous

continuous

courageous

courteous

covetous

credulous

cretinous

curious

curvaceous

cutaneous

dangerous

deciduous

decorous

delicious

delirious

desirous

devious

dexterous

disastrous

dubious

enormous

envious

eponymous

erroneous

extraneous

fabulous

facetious

fallacious

famous

fastidious

fatuous

felicitous

ferocious

fibrous

fictitious

fortuitous

fractious

frivolous

furious

gangrenous

gaseous

generous

glamorous

glorious

gluttonous

gorgeous

gracious

gratuitous

gregarious

grievous

harmonious

hazardous

herbaceous

hideous

hilarious

horrendous

homogeneous

humorous

idolatrous

igneous

imperious

impervious

impetuous

incestuous

indecorous

indigenous

infamous

infectious

iniquitous

injurious

innocuous

insidious

invidious

jealous

joyous

judicious

laborious

langourous

lascivious

lecherous

libellous (US libelous)

licentious

litigious

loquacious

ludicrous

lugubrious

luscious

luxurious

malicious

malodorous

marvellous (US marvelous)

melodious

mendacious

meticulous

miraculous

momentous

monotonous

monstrous

murderous

mysterious

nauseous

nefarious

nervous

notorious

noxious

numerous

nutritious

obnoxious

obsequious

obvious

odious

officious

ominous

omnivorous

outrageous

pendulous

perfidious

pernicious

piteous

poisonous

polygamous

polysemous

pompous

ponderous

porous

posthumous

precarious

precious

precocious

prodigious

prosperous

querulous

rancorous

rapacious

rapturous

ravenous

rebellious

religious

ridiculous

righteous

rigorous

riotous

rivalrous

rosaceous

ruinous

sagacious

salacious

salubrious

scandalous

scrupulous

seditious

sensuous

serious

sinuous

slanderous

solicitous

sonorous

spacious

spurious

squamous

strenuous

studious

stupendous

sumptuous

suspicious

synonymous

tedious

tenacious

tortuous

torturous

treasonous

tremendous

tremulous

tumultuous

unanimous

unctuous

vacuous

venomous

venous

vexatious

vicarious

victorious

vigorous

villainous

virtuous

viscous

vivacious

voluminous

voluptuous

voracious

wondrous

zealous