Tonight's dinner is sautéed swordfish.
The marlin is one of the fastest fish in the ocean.
カジキ is the native Japanese term for the billfish, while マーリン is the English loanword often used in sport-fishing or international contexts.
Usually written in katakana; usually written in kana.
Hiragana spelling, also common.
Ateji kanji spelling; rarely used.
Ateji kanji spelling; rarely used.
The origin is uncertain. The kanji 梶木 and 旗魚 are ateji (phonetic equivalents) and do not reflect the word's derivation.