- 謙虚【けんきょ】 - modest, humble 
- 虚構【きょこう】 - fiction, fabrication, concoction 
- 虚無【きょむ】 - nihility, nothingness 
- 空虚【くうきょ】 - emptiness, hollowness, vacancy, void, inanity, pointlessness, meaninglessness 
- 虚偽【きょぎ】 - falsehood, untruth, lie, misinformation, fallacy (logic) 
- 虚弱【きょじゃく】 - feebleness, weakness, imbecility 
- 虚心【きょしん】 - open-minded, receptive, free from preconceived ideas 
- 虚空【こくう】 - empty space, empty sky 
- 虚栄【きょえい】 - vanity, vainglory 
- 虚像【きょぞう】 - virtual image, false image, pretense, pretence 
- 虚脱【きょだつ】 - lethargy, despondency, mental numbness, (physical) collapse, prostration 
- 虚実【きょじつ】 - falsehood and truth, fiction and fact 
- 虚々実々【きょきょじつじつ】 - full of wiles and tricks, match between persons equal in shrewdness mobilizing all the tricks each can muster, shrewdly avoiding the opponent's strong points and attacking its weaknesses 
- 虚飾【きょしょく】 - ostentation, show, affectation 
- 虚礼【きょれい】 - empty (useless) formalities 
- 虚言【きょげん】 - falsehood, lie