The official language in Slovenia is Slovene, but don't worry if it doesn't fall naturally off your tongue as virtually everyone speaks at least one other language. German, Italian or English are spoken by the majority of people but just because you will never “need” Slovene shouldn't stop you from learning a few words and phrases.
Slovenia's two million people speak Slovene, which in addition to singular and plural has the special grammatical number dual, a rarity among world languages. No, it is not the same in Slovene if one, two or more people are talking, nor is it the same if men or women are doing it.
The Slovenian alphabet has 25 letters. It drops the letters q, w, x and y but adds the following in both upper and lower case:- è - “ch” as in church, š - “sh” as in ship and ž - “zh” like the “s” in measure.
Nobody will laugh at you, in fact they will probably be very impressed that you are making the effort to speak their language. So here are some words for you to try:-