adjective
1.
Synonyms: rigid 3, draconian, ironhanded, rigorist, rigorous, stringent, unpermissive
Related Word: exacting, oppressive, unsparing; dour, forbidding, grim, hard-boiled, harsh, tough
Idioms: not to be trifled ( or messed) with
Contrasted words: easy, easygoing; lax, loose; permissive
Antonyms: lenient
2.
Synonyms: true 3, faithful, just, right, undistorted, veracious, veridical