birdcage
A cage for keeping birds. Straightforward noun.
I keep a birdcage on the balcony.
鳥かごの中のインコがさえずっている。
The parakeet in the birdcage is chirping.
Common mixed kanji-kana spelling; the kanji 鳥 (bird) is clear, and かご is often written in kana.
Full kanji spelling using 籠 (cage). Less common than 鳥かご but still seen.
Search-only form with katakana カゴ. Not a standard spelling.
Variant using 篭, a simplified form of 籠. Rarely used.
Compound of 鳥 (tori, 'bird') and かご (kago, 'cage'). The word かご is of native Japanese origin.