気きのせいきのせいCommon word›じ字FuriganaMeanings1expression, nounone's imagination; just one's mind playing tricksUsed when dismissing a feeling, suspicion, or perception as not real, often in the phrase 気のせいだ or 気のせいか.誰だれかが呼よんだ気きがしたけど、気きのせいだった。