Usages of trösten
Das Baby weinte, darum tröstete der große Bruder es.
The baby was crying, so the big brother comforted it.
Meine Schwester weinte, deswegen kaufte ich ein Kuscheltier und tröstete sie.
My sister was crying, so I bought a stuffed animal and comforted her.
Elon.io is an online learning platform
We have an entire course teaching German grammar and vocabulary.