mandatory

Words with a similar base: mandatory

'mandatory'

[mandatary.n.01] as in: the recipient of a mandate

'mandatory'

[mandate.n.02] as in: a territory surrendered by Turkey or Germany after World War I and put under the tutelage of some other European power until they are able to stand by themselves

'mandatory'

[compulsory.s.01] as in: required by rule

---

Examples:
in most schools physical education is compulsory
attendance is mandatory
required reading