notadictionary.com
猫カフェのバイト面接落ちた、ムカつく
→ “I failed the cat cafe part-time job interview, so annoying!”
猫 neko = cat (noun)
カフェ kafe = cafe (loanword from 'café')
の no = of / belonging to (possessive particle)
バイト baito = part-time job (loanword from 'part-time')
面接 mensetsu = interview (noun)
面 men = face / surface
接 setsu = contact / touch
落ちた ochita = fell / failed (past tense of 'to fall' used for failing tests/jobs)
落 ra = to drop / fall
ち chi = small / little (truncated form)
ムカつく mukatsuku = annoying / irritating (colloquial adjective)
notadictionary.com
あんなの「にゃー」って言いながら…
→ “Someone like that saying 'nyaa~' while...”
あんな anna = that kind of (demonstrative adjective referring to something distasteful)
あ a = that (distal demonstrative)
ん n = nasal sound / placeholder
な na = adnominal ending / intensifier
の no = nominalizer (turns previous phrase into a noun concept)
「 " = opening quotation mark
にゃー nya-ā¹ = meow (onomatopoeia for cat sound)
」 " = closing quotation mark
って tte = says / called (quotative particle indicating reported speech)
言い ii = saying (te-form stem of 'to say')
ながら nagara = while doing / as (conjunction showing simultaneous action)
… ... = ellipsis (indicates trailing off or implied context)