彼女は中年デブだ。

彼女は中年でぶだ。

She's a middle-aged fat woman.

彼女(かのじょ)は中年(ちゅうねん)デブだ。

Kanojo wa chūnen debu da.

彼女 (かのじょ)

she; her; her; girlfriend; sweetheart

は (は)

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

中年 (ちゅうねん)

middle-age; middle age; midlife; one's middle years

デブ (デブ、でぶ)

chubby; fat

だ (だ)

be; is; indicates past or completed action; indicates light imperative

Readings: ヒ、かれ、かの、か.の

Meanings: he, that, the

Readings: ジョ、ニョ、ニョウ、おんな、め

Meanings: woman, female

Readings: チュウ、なか、うち、あた.る

Meanings: in, inside, middle, mean, center

Readings: ネン、とし

Meanings: year, counter for years