Common word› JLPT N2 › Freq. Frequency Top 20,000 Conjugation 換気する · noun or participle which takes 'suru'
Form Positive Negative Dictionary 換かん 気き する 換かん 気き しない Polite 換かん 気き します 換かん 気き しません Past polite 換かん 気き しました 換かん 気き しませんでした Past 換かん 気き した 換かん 気き しなかった Te-form 換かん 気き して 換かん 気き しないで Desire 換かん 気き したい 換かん 気き したくない Potential 換かん 気き できる 換かん 気き できない Passive 換かん 気き される 換かん 気き されない Causative 換かん 気き させる 換かん 気き させない Causative passive 換かん 気き させられる 換かん 気き させられない Volitional 換かん 気き しよう Polite volitional 換かん 気き しましょう Imperative 換かん 気き しろ 換かん 気き するな Conditional 換かん 気き すれば 換かん 気き しなければ Tara conditional 換かん 気き したら 換かん 気き しなかったら
Usage patterns 〈 場ば 所しょ 〉 を 換かん 気き する to ventilate a room/space
I opened the window to ventilate the room.
換かん 気き が 良よ い ／ 悪わる い ventilation is good/poor
This office has poor ventilation and feels stuffy.
こまめに 換かん 気き する to ventilate frequently, at regular intervals
Please ventilate frequently to prevent infection.
Kanji 換 interchange, period, change Related words 通風 focuses on natural airflow or breeze passing through a space, while 換気 refers to the intentional act of exchanging indoor air for fresh air, often using mechanical means.
換気 describes the whole process of exchanging indoor and outdoor air, whereas 排気 focuses specifically on the outward expulsion side of that process.
換気 emphasizes intentional air exchange, often with fans or systems, while 通気 is a broader term for natural or passive airflow.
換気 specifically means ventilating a room by exchanging stale air for fresh air, while 流通 more generally describes air or fluid circulation itself.
換気 refers to actively exchanging air, often by mechanical means like fans, whereas 風通し describes the natural quality of airflow in a space.
Don't confuse with 喚起 (かんき ) means to arouse or evoke, as in evoking attention or memory, and is unrelated in meaning to 換気 , which means air ventilation, though the two are pronounced identically.
歓喜 (かんき ) means joy or delight, a completely different concept from 換気 's meaning of air ventilation, but learners often confuse them because they share the same pronunciation.
Word family· 9 ventilation fan; extractor fan
vent; ventilation opening
ventilatory volume; tidal volume · ventilation volume; ventilated volume
hypoventilation; respiratory depression
ventilator; ventilating device
Show 4 more Show fewer Etymology Compound of 換 (exchange) and 気 (air), literally 'air exchange'. The reading is on'yomi.
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