KoreanSum

Verbs · Regular

보이다 conjugation

to be seen; to show · boida · sounds like [보이다]

Short answer: “To be seen” in Korean is 보이다 (boida), which also means to show. Polite present: 보여요 (boyeoyo); past: 보였어요 (boyeosseoyo); future: 보일 거예요. It is regular.

보이다 in sentences

All forms of 보이다

Present
Polite (해요) is the everyday safe choice; formal (합니다) is for news, announcements and work; casual (반말) is for close friends and younger people.
FormKoreanSounds likeRomanized
polite-아/어요보여요[보여요]boyeoyo
formal-(스)ㅂ니다보입니다[보임니다]boimnida
casual-아/어보여[보여]boyeo
plain (written)-(느)ㄴ다보인다[보인다]boinda
formal question-(스)ㅂ니까?보입니까?[보임니까]boimnikka?
is …ing (polite)-고 있어요보이고 있어요[보이고 이써요]boigo isseoyo
Past
FormKoreanSounds likeRomanized
polite-았/었어요보였어요[보여써요]boyeosseoyo
formal-았/었습니다보였습니다[보엳씀니다]boyeotseumnida
casual-았/었어보였어[보여써]boyeosseo
plain (written)-았/었다보였다[보엳따]boyeotda
Future
FormKoreanSounds likeRomanized
polite — will-(으)ㄹ 거예요보일 거예요[보일 꺼예요]boil geoyeyo
formal-(으)ㄹ 겁니다보일 겁니다[보일 껌니다]boil geomnida
casual-(으)ㄹ 거야보일 거야[보일 꺼야]boil geoya
formal — I will (intention)-겠습니다보이겠습니다[보이겓씀니다]boigetseumnida
Negative
FormKoreanSounds likeRomanized
not (short)안 …안 보여요[안 보여요]an boyeoyo
did not안 …았/었어요안 보였어요[안 보여써요]an boyeosseoyo
not (long)-지 않아요보이지 않아요[보이지 아나요]boiji anayo
cannot못 …못 보여요[몯 뽀여요]mot boyeoyo
Honorific
Add -(으)시- when the subject is someone you respect (a teacher, a customer, an older person) — not yourself.
FormKoreanSounds likeRomanized
honorific — present-(으)세요보이세요[보이세요]boiseyo
honorific — past-(으)셨어요보이셨어요[보이셔써요]boisyeosseoyo
honorific — formal-(으)십니다보이십니다[보이심니다]boisimnida
Connecting
FormKoreanSounds likeRomanized
… and-고보이고[보이고]boigo
… so / and then-아/어서보여서[보여서]boyeoseo
if …-(으)면보이면[보이면]boimyeon
… but-지만보이지만[보이지만]boijiman
because …-(으)니까보이니까[보이니까]boinikka
… and / but (background)-는데보이는데[보이는데]boineunde
even if …-아/어도보여도[보여도]boyeodo
while …-(으)면서보이면서[보이면서]boimyeonseo
before …-기 전에보이기 전에[보이기 저네]boigi jeone
after …-(으)ㄴ 후에보인 후에[보인 후에]boin hue
Describing a noun
These go before a noun: “the food (that) I ate”, “a cold day”.
FormKoreanSounds likeRomanized
(that) … now-는보이는[보이는]boineun
(that) …ed-(으)ㄴ보인[보인]boin
(that) will …-(으)ㄹ보일[보일]boil
Useful patterns
FormKoreanSounds likeRomanized
I want to …-고 싶어요보이고 싶어요[보이고 시퍼요]boigo sipeoyo
can …-(으)ㄹ 수 있어요보일 수 있어요[보일 쑤 이써요]boil su isseoyo
cannot …-(으)ㄹ 수 없어요보일 수 없어요[보일 쑤 업써요]boil su eopseoyo
have to …-아/어야 해요보여야 해요[보여야 해요]boyeoya haeyo
may … / it’s OK to …-아/어도 돼요보여도 돼요[보여도 돼요]boyeodo dwaeyo
must not …-(으)면 안 돼요보이면 안 돼요[보이면 안 돼요]boimyeon an dwaeyo
…ing (noun)-기보이기[보이기]boigi

How 보이다 changes

보이 ends in a vowel, so 보이 + 아/어 becomes 보여 → 보여요, 보였어요. Endings written -(으) attach directly → 보이면, 보일. 보이다 is regular.

How every verb type works → · Why it sounds like that →

Questions

How do you say “be seen” in Korean?

“To be seen” is 보이다 (boida), pronounced [보이다]. In a sentence: 여기에서 바다가 보여요. — You can see the sea from here.

What is the past tense of 보이다?

보였어요 (boyeosseoyo) is the polite past tense of 보이다 (“to be seen”). Formal: 보였습니다; casual: 보였어.

How do you say 보이다 politely?

Everyday polite: 보여요 (boyeoyo). Formal: 보입니다. Casual, with close friends: 보여.

Is 보이다 irregular?

No. 보이 ends in a vowel, so 보이 + 아/어 becomes 보여 → 보여요, 보였어요. Endings written -(으) attach directly → 보이면, 보일. 보이다 is regular.

More regular words like 보이다

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Forms follow 한글 맞춤법 (Korean spelling rules); pronunciation follows 표준 발음법 and romanization follows 국어의 로마자 표기법 (Revised Romanization). Last updated October 16, 2026. How we check