discretionary
构词拆分
discretion词根/词干
+
-ary后缀
“pertaining to”
Of or pertaining to. Adjectival suffix appended to various words, often nouns, to produce an adjective form. Often added to words of Latin origin, but used with other words also. · (no longer productive) Ending of some substantives borrowed or inherited from Latin and French.
原始词根
原始印欧语 *krey-
词源说明
From discretion + -ary (“pertaining to”). Compare French discrétionnaire.
释义（英文）
形容词 Adjective
- Available at one's discretion; able to be used as one chooses; left to or regulated by one's own discretion or judgment.