Translation

chītā means "Cheetah" in English.
It's a katakanization, a loan-word.

chītā is normally written with katakana, as チーター.
chītā written with hiragana is ちーたー.
chītā does not have kanji.
Romaji chii taa
Katakana
Hiragana

Orthography Notes

Synonyms

Scientific name: Acinonyx jubatus.

Further Reading

Wikipedia: チーター (Cheetah)