Thesaurus.com
synonyms
  • definitions

rigorous

see definition of rigorous
  • adjsevere; exact
Relevance ranks synonyms and suggests the best matches based on how closely a synonym’s sense matches the sense you selected.
Relevance
A-Z
Length
-
+

Synonyms for rigorous

adj severe; exact
  • accurate
  • brutal
  • burdensome
  • correct
  • exacting
  • harsh
  • meticulous
  • onerous
  • precise
  • proper
  • rigid
  • scrupulous
  • strict
  • stringent
  • uncompromising
  • ascetic
  • austere
  • bitter
  • definite
  • dogmatic
  • hard
  • inclement
  • inflexible
  • intemperate
  • ironhanded
  • nice
  • oppressive
  • punctilious
  • right
  • rugged
  • stern
  • stiff
  • unpermissive

Antonyms for rigorous

  • careless
  • easy
  • false
  • flexible
  • gentle
  • imprecise
  • improper
  • inaccurate
  • incorrect
  • inexact
  • kind
  • lenient
  • negligent
  • questionable
  • soft
  • tolerant
  • unsuitable
  • wrong
  • yielding
  • easy-going
  • lax
  • loose
  • mild
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

More words related to rigorous

accurate

adjective. precise
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
  • PREVIOUS
  • NEXT