This is the 363rd most frequent Lithuanian word.
svarbiausia
The most important thing.
In this sentence, 'svarbiausia' is used as an impersonal superlative indicating the primary importance or priority of remaining calm.
Svarbiausia yra išlikti ramiu stresinėje situacijoje.
The most important thing is to remain calm in a stressful situation.
In this example, 'svarbiausia' emphasizes the key factor or essential attribute needed for the activity being discussed, which is continuous effort.
Sportuojant, svarbiausia yra nuolatinis pastangos.
While exercising, the most important thing is consistent effort.
Here, 'svarbiausia' indicates what is of utmost importance specifically to the speaker, expressing personal priorities.