verb
rejoice
rih-JOYS/rɪˈdʒɔɪs/
To feel or show great happiness.
The two adults rejoice in their reunion with a warm embrace.

Etymology
Old French joir meant “be glad,” while re- may strengthen that meaning, though its force here is uncertain. The sense “be full of joy” directly continues the gladness expressed by the base.
In context
We do not rejoice in the affliction of our enemies, but we should be glad to have truth prevail.
More examples
- The whole family rejoices at the good news.
- Fans rejoiced when their team won the championship.
- She rejoices in her children's happiness.
Forms
rejoice · rejoices · rejoiced · rejoicing
rejoicing noun — An expression of great happiness.