Translation

The Japanese word for "Tiger" is tora 虎.

Romaji to ra
Hiraganaとら
Katakanaトラ
Kanji 虎
School Level 中

Loan-word

The word "Tiger" katakanized would be taigā タイガー.
Romaji ta i gaa
Katakanaタイガー
Hiraganaたいがー

Synonyms

Panthera tigris.

Further Reading

Wikipedia: Tiger (トラ)