Find Antonyms
rigorously Antonyms
Opposite of rigorously
Because the opposite of rigorously shifts with each meaning, the 10 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
• adverb (Context 1)
In an extremely thorough, exhaustive, or accurate manner.
Usage Example
"The vaccine was carelessly tested in clinical trials before receiving regulatory approval."
Strongest
carelessly
superficially
sloppily
Strong
loosely
haphazardly
cursorily
• adverb (Context 2)
In a strict, demanding, or inflexible manner that allows no deviation from rules or standards.
Usage Example
"Safety protocols are leniently enforced across all manufacturing facilities."
Strongest
leniently
laxly
Strong
loosely
indulgently
flexibly
Similar words to rigorously
Words similar to rigorously shift depending on context. Common synonyms include:
strictly
thoroughly
stringently
meticulously
scrupulously
exhaustively
rigidly
methodically
Cite this Entry
Wordmom. (2026). Antonyms for Rigorously. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/rigorously