鼻息|はないきhanaiki[0]heiban (flat)

1. nounnasal breathing; breathing through one's nose
2. nounperson's pleasure; excitement

• Related鋭気えいきWrittenKeen, high fighting spirit; stresses sharpness and edge. Overlaps with the high-spirits sense of 「鼻息が荒い」. A written/formal prose word.
• Related意気組いきぐみNeutralEagerness or determination to take things on; also written 「意気組み」. Neutral but rare in use — the common word is 「意気込み（いきごみ）」.

Use 「鼻息」 for breathing through the nose or for a person's spirits, as in 「鼻息が荒い」 or 「鼻息をうかがう」. For keen fighting spirit say 「鋭気」; for eagerness or drive say 「意気込み」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 鼻はなでする呼吸こきゅう。