誕生日は終わったよ、なんて言わないで。

誕生日は終わったよ、なんて言わないで。

Please don't say your birthday is over.

誕生日(たんじょうび)は終(お)わったよ、なんて言(い)わないで。

Tanjōbi wa owatta yo, nante iwanaide.

誕生日 (たんじょうび)

birthday

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

終わる (おわる)

to finish; to end; to close

よ (よ)

indicates certainty, emphasis, contempt, request, etc.; used when calling out to someone; used to catch one's breath or get someone's attention; yo!

なんて (なんて)

such as; (things) like; exclamation

言う (いう、ゆう)

to say; to utter; to declare; to name; to call; to go (e.g. "the alarm went ping"); to make a noise

Reading: タン

Meanings: nativity, be born, declension, lie, be arbitrary

Readings: セイ、ショウ、い.きる、い.かす、い.ける、う.まれる、うま.れる、う.まれ、うまれ、う.む、お.う、は.える、は.やす、き、なま、なま-、な.る、な.す、む.す、 -う

Meanings: life, genuine, birth

Readings: ニチ、ジツ、ひ、 -び、 -か

Meanings: day, sun, Japan, counter for days

Readings: シュウ、お.わる、 -お.わる、おわ.る、お.える、つい、つい.に

Meanings: end, finish

Readings: ゲン、ゴン、い.う、こと

Meanings: say, word