じゃが芋

1. Origins, structure, and basic meaning

• Structure: In じゃが芋 (じゃがいも), hiragana じゃが and tuber 芋 form the mixed spelling for potato.
• Basic usage: じゃが芋 mixes hiragana and kanji but is read as the single word じゃがいも, potato.

2. Common pitfalls and similar expressions

• Mixed spelling and the food item
  • The final 芋 should not be read separately or taken to broaden the word to every tuber.