Vocab: rõõmus - happy
happy; joyful; cheerful; glad; feeling or expressing joy
Building blocks
rõõm-→ root: the noun rõõm (”joy”)-us→ adjective ending (turns the noun into an adjective — “full of joy”)
So literally “rõõmus” means “having joy/full of joy”
How to use it:
Here is how you use the word “rõõmus” ⬇️
What to remember
To say what you are happy about, use the postposition üle ("over/about") with the genitive: rõõmus millegi üle.
Example
Ma olen väga rõõmus sinu edu üle
Literally: “I am very happy your success over”
Idiomatically: “I'm very happy about your success.”
Ma – Pronoun – Nominative Singular: "I"
olen – Verb – 1st Person Singular, Present Tense: "am"
väga – Adverb, Indeclinable: "very"
rõõmus – Adjective – Nominative Singular: "happy"
sinu – Pronoun – Genitive Singular: "your"
edu – Noun – Genitive Singular: "success"
üle – Postposition (governs genitive): "about/over"


