плоский
1. banaalne
2. labane
3. lame
4. lapik
5. lausk
6. madal
7. tasandiline
8. tasane
9. tasapinnaline
Источник:
Русско-эстонский словарь
на Gufo.me
1. banaalne
2. labane
3. lame
4. lapik
5. lausk
6. madal
7. tasandiline
8. tasane
9. tasapinnaline