This is the 203rd most frequent Finnish word.
tarvitaan
"Tarvitaan" means "is needed" in English.
The word 'tarvitaan' is used in an impersonal passive voice to express the necessity of more water for cooking.
Tarvitaan enemmän vettä keittämiseen.
More water is needed for cooking.
In this sentence, 'tarvitaan' conveys the requirement of extensive knowledge during decision-making, demonstrating its use in a general necessity.
Tarvitaan paljon tietoa päätöksenteossa.
A lot of information is needed in decision-making.
Here, 'tarvitaan' is again used impersonally to denote the necessity of courage for facing fears.