Obligatory is a related term of restrictive.
As adjectives the difference between obligatory and restrictive
is that obligatory
is imposing obligation, morally or legally; binding while restrictive
is confining, limiting, containing with in defined bounds.
Imposing obligation, morally or legally; binding.
* Richard Baxter
- an obligatory promise
Requiring a matter or obligation.
- if he speak the words of an oath in a strange language, thinking they signify something else, or if he spake in his sleep, or deliration, or distraction, it is no oath, and so not obligatory .
confining, limiting, containing with in defined bounds.