난데없다

all of sudden, out of nowhere, to one's surprise, suddenly: 난디엇이

unexpectedly: 들그레기

suddenly: 문뜩, 무뜩

sudden, urgent: 급ᄒᆞ다

suddenly, promptly, quickly: 갑자기, 갑제기, 갑재기, 급자기, 깝자기, 깝재기, 감째기, 깜째기, ᄁᆞᆷ재기, 벨안간

unexpected: 의웨, 이웨

out of nowhere, to one's surprise: 돌연히

suddenly, abruptly: 연제엇이, 뜽금읏이, 뜬금어시, 뜽금에읏이

hurry: 서둘르다, 서둘다, 서들다, 서들브다

at once, right away, on the spot: 담박, 당장, 당장에

at once, on the spot, right away: 단작, 대박, 데빡

at a breath, at a stretch, at a stroke, at once, by one effort, immediately, on the spot, right away: 단작에, 대박에, 데빡에

immediately: 버루기〜버룩이, 버륵이, 직시, 즉시

at once, immediately: 담박에

with a single stroke: 단칼에

the same day, the very day: 당일

all together, along with, at once, together, with: ᄒᆞᆷ치, ᄒᆞᆷ끼〜ᄒᆞᆷ끠

erect, silently, straight, upright: 오곳오곳