You searched for "saera" — Estonian uses special characters, here's the correct spelling:
sära
B2
(valguse, valgusallika kohta:) tugev ühtlane helendus, valguskiirgus, millegi pinnalt peegelduv sätendus või läige,(tugeva puhta värvitooni kohta),rõõmu, erksuse vm (hea) tunde väljendus silmades või näoilmes,väline (ja sisemine) hiilgus, toredus, värvikus vms
Estonian uses four special letters: õ, ä, ö, ü.
When typing without a special keyboard, people often write oe, ae, oe, ue instead.
Estly.ee understands both.
Estly.ee is developed by Amekage OÜ,
The platform is primarily designed and architected by Joosep Wong, with the goal of making Estonian vocabulary easier to discover, remember, and practise through digital tools and interactive learning methods.