The army is well-known for having rigorous training
Firefighters must pass rigorous testing.
the Egyptians are really rigorous to people rarrr!!!
My muscles always hurt afer a rigorous workout.
yes i can! answer= some people sometimes teachers are rigorous (or strict)
The college test was rigorous. That sentence works because the word describes something that is very difficult and exhaustive to a human being.
The mountain had a rigorous incline
The cattle wrangler leads a rigorous lifestyle.
New coin purchases will subsequently undergo a rigorous valuation process.
It is sometime claimed that the current education system in the UK is not rigorous enough.
The sentence with 'only': Despite undergoing rigorous weight reduction programme, she could lose only four pounds of her weight.
Yes, "rigorous" is spelled correctly.
The word rigorous is an adjective. It means to be relentless.