Usage patterns 〈 物もの 〉 を 一いっ 気き に 飲の む to drink something down in one go (chug it)
He downed the beer in one go.
〈 人ひと 〉 に 「 一いっ 気き ！ 」 と 言い う to chant 'chug!' at someone to urge them to drink in one go
Everyone chanted 'chug, chug!' egging him on.
一いっ 気き に 〈 動どう 詞し 〉 to do something all at once, without a break
I finished writing the report all in one sitting.
Related words 一気 stresses doing something in a single continuous stretch without pausing, while 一挙 stresses accomplishing something significant in a single action or effort.
一気 emphasizes not stopping partway through an action, whereas 一息 (as in 一息つく ) more often refers to a single breath or a short pause/rest.
通し describes doing something continuously from start to finish (like reading a whole book), while 一気 emphasizes finishing it in one quick, unbroken burst.
Don't confuse with 一気 (いっき ) means 'in one go/without stopping', while 一機 (いっき ) is unrelated and means 'one aircraft'.
一気 (いっき ) means 'in one go/without stopping', while 一騎 (いっき ) is unrelated and means 'one mounted warrior/horseman'.
一気 is a noun meaning 'one breath/stretch', while 一気に is the adverbial form used directly before a verb to describe how it is done.
Word family in one go; all at once; without stopping · suddenly; all of a sudden
binge-watching; binge-viewing
in one go; in a single breath; at a stretch
pure straight (mahjong) · streamlined production system; end-to-end integration
chugging a drink in one go; downing a glassful
Written forms 一いっ 気き Usage 95%
Standard kanji spelling; high-frequency news ranking.
いっき Usage 4%
Kana spelling is common in casual writing, especially for the adverbial use.
イッキ Usage 1%
Etymology From 一 (one) + 気 (breath/spirit). The adverbial sense 'in one go' developed from the idea of doing something in a single breath.
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