Uno dos tres quatro sinco sses seyata utcho nwyvo Dias
Watashi wa chuugaku san nen sei desu (in romaji)
私は中学三年生です。(using both kanji and hiragana)
わたしはちゅうがくさんねんせいです。(using only hiragana)
if you need more help, message me
I think "Jump" is just using your legs to throw yourself in the air, and bounce is just a smaller version of jump, if that makes any sense.
Answer:
I could if you want! I'm trying to learn 5 languages by 2023 and korean is on my list!