Found 108 synonyms in 15 groups
  1. 2
    Meaning: austere
  2. 3
    Meaning: demanding
  3. 5
    Meaning: explicit
  4. 6
    Meaning: piercing
  5. 7
    Meaning: puritanical
  6. 9
    Meaning: ambitious
  7. 10
    Meaning: property
  8. 11
    Meaning: chilly
  9. 12
    Meaning: characteristic
  10. 13
    Meaning: severe
  11. 14
    Meaning: behaviour
  12. 15
    Meaning: challenging

Words similar to rigourous

rigourous synonyms - English related words for rigourous