吐き気・吐気・嘔き気|はきけhakike[3]odaka (tail-high)

1. nounnausea; feeling like throwing up; feeling sick
   なんだかめまいと吐き気はきけがします。↗

   I feel sort of dizzy and I feel like throwing up.

• SynonymムカムカCasualColloquial mimetic for feeling queasy or for anger welling up; common in speech, and unlike 「吐き気」 it also covers anger.
• Synonym嘔気おうきWrittenWritten, medical term for nausea, seen in pairings like 「嘔気・嘔吐」; in everyday speech 「吐き気」 is the normal choice.
• RelatedむかつきNeutralNeutral noun from the verb 「むかつく」: a churning, nauseous stomach, but also inner displeasure; it stresses the feeling itself.

Everyday nausea is 「吐き気」, as in 「吐き気がする」. In medical or written prose use 「嘔気」; for a colloquial, mimetic feel use 「ムカムカ」, which also covers anger.

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

1. 嘔吐おうとする事ことを望のぞむ状態じょうたい。
2. 〔比喩的ひゆてきに〕 度どを越こした嫌悪感けんおかんや不快感ふかいかん。