A really fast thesaurus... with lots of synonyms.
Rigorous has 246 synonyms. The top synonyms for rigorous are abstruse, accurate, acid, acidulous, acrid, acrimonious, acute, adamant and 238 more. Another word for rigorous is abstruse. Browse the full list below.
| Length
| Random | DefinitionA common synonym for rigorous is abstruse. Other synonyms include accurate, acid, acidulous, acrid.
Rigorous has 246 synonyms listed on Thesaurasize.
(adj): manifesting, exercising, or favoring rigor; allowing no abatement or mitigation; scrupulously accurate; exact; strict; severe; relentless; as, a rigorous officer of justice; a rigorous executio
Still working on your text?
Finding the right words is only half the battle. If your website isn't turning visitors into customers, we'll show you exactly why.

