stringent

/ˈstrin-jənt/

Latin stringent-, stringens, present participle of stringere

adjective

  1. tight, constricted

  2. marked by rigor, strictness, or severity especially with regard to rule or standard

  3. marked by money scarcity and credit strictness

rigid rigorous strict stringent mean extremely severe or stern. rigid implies uncompromising inflexibility. rigorous implies the imposition of hardship and difficulty.