Questions & Answers about Toi on oikeastaan tosi kiva idea.
Why is the first word toi instead of tuo?
toi is the extremely common spoken Finnish (puhekieli) version of tuo (that). You will hear it constantly in everyday conversations instead of the formal version.
The lesson says tosi and kiva are colloquial words. What would they be in standard Finnish?
In formal written Finnish (kirjakieli), you would use todella instead of tosi (really), and mukava instead of kiva (nice). In everyday speech, tosi kiva is much more natural.
Doesn't tosi usually mean 'true'?
As an adjective, yes, tosi means 'true'. But in spoken Finnish, it has become the standard adverb for 'really' or 'very', replacing the formal todella. When placed right before an adjective like kiva, it always acts as an emphasizing adverb.
How is the word oikeastaan (actually) formed?
It is built from the adjective oikea (right or correct). The suffix -staan turns it into an adverb. You can think of it as literally meaning 'from its rightness', which naturally translates to 'actually' or 'as a matter of fact' in English.