| Kanji | 費やす |
| Reading | ついやす |
| Romaji | tsuiyasu |
| Meaning | to spend; to expend |
| Part of Speech | verb |
| JLPT Level | JLPT N1 |
多くの時間を研究に費やした。
Ooku no jikan wo kenkyuu ni tsuiyashita.
He spent a lot of time on research.
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費やす (ついやす, tsuiyasu) means "to spend; to expend" in Japanese. It is a JLPT N1 vocabulary word.
費やす is pronounced "tsuiyasu" in Japanese. The hiragana reading is ついやす.
費やす is a JLPT N1 word. JLPT N1 is the advanced level with ~10,000+ words.