IPA: /rɪˈdʒɔɪsər/
KK: /rɪˈdʒɔɪsər/
A person who expresses joy or happiness, often in response to good news or a celebration.
The rejoicer danced with joy at the festival.
Rejoicer → It is formed from "re-" (meaning again) and "jocari" (meaning to joke or to be merry). The word "rejoicer" refers to someone who expresses joy or happiness again, often in a celebratory manner.
Think of someone who is 'merry' ('jocari') again ('re-') — that's why a rejoicer is someone who expresses joy.