Rigorous synonyms
Rigorous synonyms such as blustery, accurate, austere, bad, and bleak. Rigorous is an adjective, and its antonyms are lenient and lax. Additionally, here are 82 synonyms and nearby words for rigorous as well as words beginning with
R and Ri.
82 synonyms for rigorous
1. meticulous
conscientious
exacting
exhaustive
fastidious
finical
finicky
fussy
hair-splitting
laborious
mathematical
methodical
nitpicking
overnice
painstaking
pedantic
perfectionist
pernickety
persnickety
punctilious
religious
scrupulous
studious
ultra-careful
2. strict
austere
authoritarian
despotic
draconian
exacting
inflexible
intransigent
savage
spartan
stern
stringent
uncompromising
unsparing
3. harsh
blustery
choppy
disagreeable
extreme
filthy
foul
heaving
inclement
nasty
raging
squally
storm-tossed
stormy
tempestuous
Rhyming Words for Rigorous
Below are the words that rhyme with "Rigorous", grouped by their syllable count. These words share a similar ending sound, making them a great match for rhyming purposes!
1 syllable rigorous rhymes
thus
yus
plus
nous
pious
joyous
vous
2 syllables rigorous rhymes
copious
plenteous
onus
previous
gracious
wondrous
furious
grievous
fatuous
goofus
jesus
focus
minus
nucleus
precious
parlous
serious
ruinous
nauseous
spurious
bogus
lustrous
genius
anxious
zealous
curious
vinous
glorious
gorgeous
arduous
strenuous
studious
callous
vicious
monstrous
status
vacuous
nonplus
genus
modus
caucus
luscious
scrumptious
tedious
nervous
heinous
odious
noxious
congruous
various
conscious
chorus
bonus
virtuous
righteous
venus
tenuous
hideous
impious
opus
obvious
dubious
spacious
circus
famous
sumptuous
cautious
bulbous
tortuous
porous
pompous
piteous
quietus
sensuous
beauteous
bounteous
dingus
locus
raucous
courteous
unctuous
ictus
virus
fibrous
bumptious
versus
fidus
pulpous
surplus
solus
cumbrous
riotous
radius
frabjous
viscous
nexus
rumpus
devious
nodus
glaucous
envious
fructuous
fractious
scabrous
corpus
ruckus
hiatus
litmus
morpheus
discus
manus
aqueous
angus
fetus
specious
fatuus
sinuous
humus
bilious
plexus
nocuous
doofus
census
mythus
lapsus
flatus
ebrious
cultus
flexuous
meandrous
3 syllables rigorous rhymes
numerous
generous
veracious
conscientious
punctilious
scrupulous
marvelous
fabulous
stupendous
tremendous
ferocious
tempestuous
frivolous
cretinous
ludicrous
unconscious
vigorous
judicious
prodigious
plus-minus
contiguous
atrocious
egregious
disastrous
injurious
dangerous
villainous
nefarious
courageous
valorous
audacious
venturous
luminous
fulgurous
ingenious
vivacious
propitious
auspicious
desirous
ambitious
industrious
assiduous
sagacious
outrageous
tenacious
sonorous
canorous
flavorous
spirituous
marvellous
bodacious
laborious
onerous
murderous
sedulous
incongruous
momentous
perilous
precarious
enormous
mountainous
humongous
ginormous
impetus
dexterous
conspectus
tumulus
ingenuous
treacherous
minacious
hazardous
amorous
conspicuous
luxurious
decorous
nectareous
glamorous
ponderous
bejesus
erroneous
fallacious
felonious
nebulous
mysterious
ambiguous
malicious
flagitious
mischievous
pernicious
venomous
poisonous
harmonious
censorious
discourteous
presumptuous
ungracious
salacious
longevous
boisterous
rapturous
illustrious
delirious
tenebrous
horrendous
lugubrious
suspicious
ominous
unrighteous
blasphemous
barbarous
oblivious
stimulus
vexatious
obnoxious
vomitous
scandalous
half-conscious
fictitious
capacious
commodious
pugnacious
cavernous
notorious
infamous
innocuous
self-conscious
nutritious
salubrious
cancerous
prestigious
melodious
mellifluous
euphonious
diaphanous
humorous
unserious
continuous
pretentious
gregarious
gratuitous
spontaneous
hellacious
timorous
tyrannous
prosperous
tumultuous
religious
fastidious
impervious
fortuitous
languorous
victorious
rendezvous
thesaurus
thunderous
clamorous
credulous
abstemious
contemptuous
imperious
umbrageous
contentious
soporous
obsequious
dolorous
impetuous
incautious
consensus
superfluous
hilarious
facetious
bargainous
uproarious
capricious
exiguous
delicious
glutinous
tendentious
mordacious
amorphous
detritus
penurious
perspicuous
vainglorious
fugacious
compendious
compunctious
precocious
sorcerous
chivalrous
colossus
verdurous
covetous
emulous
sententious
contrarious
animus
nodulous
acetous
subconscious
extraneous
traitorous
perfidious
mendacious
invidious
ravenous
torturous
gluttonous
voracious
edacious
rapacious
usurious
rancorous
splendacious
magnolious
synchronous
lascivious
lecherous
conceptus
inglorious
sebaceous
circuitous
transpicuous
portentous
sinistrous
mutinous
rebellious
exodus
infectious
promiscuous
officious
cost-conscious
vaporous
terminus
populous
crapulous
bibulous
unfructuous
garrulous
loquacious
voluptuous
succubus
incubus
savorous
anfractuous
curvaceous
syllabus
abstentious
slanderous
libellous
scurrilous
4 syllables rigorous rhymes
unambiguous
meticulous
miraculous
acrimonious
ubiquitous
injudicious
ridiculous
preposterous
advantageous
inauspicious
unpropitious
deleterious
iniquitous
unscrupulous
adventurous
perspicacious
efficacious
fantabulous
voluminous
suppositious
apparatus
miscellaneous
unpretentious
solicitous
expeditious
alacritous
equanimous
monotonous
repetitious
pertinacious
indecorous
calamitous
prejudicious
unchivalrous
contumelious
meritorious
malodorous
caliginous
irreligious
sacrilegious
incredulous
pestiferous
analogous
felicitous
non-poisonous
homologous
consanguineous
ostentatious
bootylicious
trepidatious
unharmonious
cacophonous
unmelodious
autonomous
anonymous
supercilious
contumacious
anomalous
innumerous
vociferous
unsuspicious
non-injurious
non-cancerous
non-dangerous
discontinuous
parsimonious
surreptitious
adventitious
indigenous
autochthonous
pervicacious
magnanimous
inconspicuous
unambitious
splendiferous
homogeneous
instantaneous
ignoramus
meretricious
ungenerous
avaricious
temerarious
multifarious
fructiferous
obstreperous
furfuraceous
inharmonious
acidulous
longanimous
precipitous
ignominious
duplicitous
unselfconscious
cupidinous
babelicious
endogenous
simultaneous
cantankerous
disputatious
metacarpus
incommodious
incapacious
abdominous
oleaginous
ceremonious
impecunious
necessitous
ungregarious
disingenuous
hocus-pocus
adulterous
vertiginous
declivitous
polymorphous
insalubrious
borborygmus
cadaverous
unanimous
gelatinous
unrigorous
curvalicious
conterminous
5 syllables rigorous rhymes
disadvantageous
heterogeneous
unostentatious
infelicitous
platitudinous
contemporaneous
unadventurous
inefficacious
pulchritudinous
unceremonious
over-fastidious
serendipitous
multitudinous
cartilaginous
unadvantageous
many/numerous
pusillanimous
overambitious
extemporaneous
position/status
dense/numerous
mucilaginous
unmeticulous
deodorizingus
6 syllables rigorous rhymes
dangerous/perilous
over-adventurous