비싸다 conjugation

to be expensive · bissada · sounds like [비싸다]

Short answer: “Expensive” in Korean is 비싸다 (bissada). Polite present: 비싸요 (bissayo); past: 비쌌어요 (bissasseoyo); future: 비쌀 거예요. It is regular.

Present비싸요[비싸요] · bissayo
Past비쌌어요[비싸써요] · bissasseoyo
Future비쌀 거예요[비쌀 꺼예요] · bissal geoyeyo
Negative안 비싸요[안 비싸요] · an bissayo

Opposite: 싸다 — to be cheap

비싸다 in sentences

너무 비싸요.It’s too expensive.
비싼 가방을 샀어요.I bought an expensive bag.

All forms of 비싸다

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.
Form	Korean	Sounds like	Romanized
polite-아/어요	비싸요	[비싸요]	bissayo
formal-(스)ㅂ니다	비쌉니다	[비쌈니다]	bissamnida
casual-아/어	비싸	[비싸]	bissa
plain (written)-다	비싸다	[비싸다]	bissada
formal question-(스)ㅂ니까?	비쌉니까?	[비쌈니까]	bissamnikka?

Past
Form	Korean	Sounds like	Romanized
polite-았/었어요	비쌌어요	[비싸써요]	bissasseoyo
formal-았/었습니다	비쌌습니다	[비싿씀니다]	bissatseumnida
casual-았/었어	비쌌어	[비싸써]	bissasseo
plain (written)-았/었다	비쌌다	[비싿따]	bissatda

Future
Form	Korean	Sounds like	Romanized
polite — will probably be-(으)ㄹ 거예요	비쌀 거예요	[비쌀 꺼예요]	bissal geoyeyo
formal-(으)ㄹ 겁니다	비쌀 겁니다	[비쌀 껌니다]	bissal geomnida
casual-(으)ㄹ 거야	비쌀 거야	[비쌀 꺼야]	bissal geoya

Negative
Form	Korean	Sounds like	Romanized
not (short)안 …	안 비싸요	[안 비싸요]	an bissayo
did not안 …았/었어요	안 비쌌어요	[안 비싸써요]	an bissasseoyo
not (long)-지 않아요	비싸지 않아요	[비싸지 아나요]	bissaji anayo

Honorific
Add -(으)시- when the subject is someone you respect (a teacher, a customer, an older person) — not yourself.
Form	Korean	Sounds like	Romanized
honorific — present-(으)세요	비싸세요	[비싸세요]	bissaseyo
honorific — past-(으)셨어요	비싸셨어요	[비싸셔써요]	bissasyeosseoyo
honorific — formal-(으)십니다	비싸십니다	[비싸심니다]	bissasimnida

Connecting
Form	Korean	Sounds like	Romanized
… and-고	비싸고	[비싸고]	bissago
… so / and then-아/어서	비싸서	[비싸서]	bissaseo
if …-(으)면	비싸면	[비싸면]	bissamyeon
… but-지만	비싸지만	[비싸지만]	bissajiman
because …-(으)니까	비싸니까	[비싸니까]	bissanikka
… and / but (background)-(으)ㄴ데	비싼데	[비싼데]	bissande
even if …-아/어도	비싸도	[비싸도]	bissado
while …-(으)면서	비싸면서	[비싸면서]	bissamyeonseo

Describing a noun
These go before a noun: “the food (that) I ate”, “a cold day”.
Form	Korean	Sounds like	Romanized
(that is) …-(으)ㄴ	비싼	[비싼]	bissan
(that) will …-(으)ㄹ	비쌀	[비쌀]	bissal

Useful patterns
Form	Korean	Sounds like	Romanized
can be …-(으)ㄹ 수 있어요	비쌀 수 있어요	[비쌀 쑤 이써요]	bissal su isseoyo
cannot be …-(으)ㄹ 수 없어요	비쌀 수 없어요	[비쌀 쑤 업써요]	bissal su eopseoyo
have to be …-아/어야 해요	비싸야 해요	[비싸야 해요]	bissaya haeyo
it’s OK if it’s …-아/어도 돼요	비싸도 돼요	[비싸도 돼요]	bissado dwaeyo
…ly (adverb)-게	비싸게	[비싸게]	bissage
becomes …-아/어지다	비싸져요	[비싸저요]	bissajeoyo
…ing (noun)-기	비싸기	[비싸기]	bissagi

How 비싸다 changes

비싸 ends in a vowel, so 비싸 + 아/어 becomes 비싸 → 비싸요, 비쌌어요. Endings written -(으) attach directly → 비싸면, 비쌀. 비싸다 is regular.

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

Questions

How do you say “expensive” in Korean?

“Expensive” is 비싸다 (bissada), pronounced [비싸다]. In a sentence: 너무 비싸요. — It’s too expensive.

What is the past tense of 비싸다?

비쌌어요 (bissasseoyo) is the polite past tense of 비싸다 (“to be expensive”). Formal: 비쌌습니다; casual: 비쌌어.

How do you say 비싸다 politely?

Everyday polite: 비싸요 (bissayo). Formal: 비쌉니다. Casual, with close friends: 비싸.

How do you say “not expensive” in Korean?

안 비싸요 or 비싸지 않아요. Both mean the same; the first is more common in speech.

Is 비싸다 irregular?

No. 비싸 ends in a vowel, so 비싸 + 아/어 becomes 비싸 → 비싸요, 비쌌어요. Endings written -(으) attach directly → 비싸면, 비쌀. 비싸다 is regular.

More regular words like 비싸다

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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