Summary:

The closed question is answered with a yes/no

Create a closed question by:

• adding ko/kö/ks to the end of the verb
• changing word order: Subject + Verb ==> Verb + Subject

In Spoken Finnish. ko/kö can be replaced with ks.

Ootteko ==> Ootteks

In the 2nd person singular, the -t is replaced with a -k.

• Ex. Ootko ==> Ookko (not Ootks)