Big Huge Thesaurus

rigorous

adjective

• strict
• stringent
• tight

similar terms

• demanding
• exact

sounds kind of like

• race horse
• racecourse
• racehorse
• recharge
• recherche
• recourse
• regorge
• regress
• research
• resource
• resurge
• rice grass
• ricegrass
• rickrack
• ricrac
• rock cress
• rock hyrax
• rock rose
• rockcress
• rockers
• rockrose
• rogers
• rush grass
• rush rose
• rush-grass
• rye grass
• ryegrass

rhymes with

• adulterous
• adventurous
• amorous
• avarice
• barbarous
• boisterous
• cancerous
• cantankerous
• carboniferous
• carnivorous
• coniferous
• dangerous
• decorous
• fossiliferous
• generous
• glamorous
• herbivorous
• heterosporous
• homosporous
• humerus
• humorous
• insectivorous
• lazarus
• lecherous
• murderous
• numerous
• odorous
• omnivorous
• onerous
• overgenerous
• oviparous
• ovoviviparous
• phosphorous
• phosphorus
• ponderous
• precancerous
• preposterous
• prosperous
• rancorous
• rapturous
• rhinoceros
• slanderous
• sonorous
• thunderous
• timorous
• traitorous
• treacherous
• unglamorous
• uterus
• vigorous
• viviparous
• vociferous