Adjectives · Regular (있다 type)

맛있다 conjugation

to be delicious; tasty · masitda · sounds like [마싣따]

Short answer: “Delicious” in Korean is 맛있다 (masitda), which also means tasty. Polite present: 맛있어요 (masisseoyo); past: 맛있었어요 (masisseosseoyo); future: 맛있을 거예요. It is regular.

Present맛있어요[마시써요] · masisseoyo
Past맛있었어요[마시써써요] · masisseosseoyo
Future맛있을 거예요[마시쓸 꺼예요] · masisseul geoyeyo
Negative맛있지 않아요[마싣찌 아나요] · masitji anayo

Opposite: 맛없다 — to taste bad

맛있다 in sentences

이 음식 정말 맛있어요!This food is really delicious!
맛있는 식당 알아요?Do you know a good restaurant?

All forms of 맛있다

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	맛있어요	[마시써요]	masisseoyo
formal-(스)ㅂ니다	맛있습니다	[마싣씀니다]	masitseumnida
casual-아/어	맛있어	[마시써]	masisseo
plain (written)-다	맛있다	[마싣따]	masitda
formal question-(스)ㅂ니까?	맛있습니까?	[마싣씀니까]	masitseumnikka?

Past
Form	Korean	Sounds like	Romanized
polite-았/었어요	맛있었어요	[마시써써요]	masisseosseoyo
formal-았/었습니다	맛있었습니다	[마시썯씀니다]	masisseotseumnida
casual-았/었어	맛있었어	[마시써써]	masisseosseo
plain (written)-았/었다	맛있었다	[마시썯따]	masisseotda

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

Negative
Form	Korean	Sounds like	Romanized
not (long)-지 않아요	맛있지 않아요	[마싣찌 아나요]	masitji 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	맛있으세요	[마시쓰세요]	masisseuseyo
honorific — past-(으)셨어요	맛있으셨어요	[마시쓰셔써요]	masisseusyeosseoyo
honorific — formal-(으)십니다	맛있으십니다	[마시쓰심니다]	masisseusimnida

Connecting
Form	Korean	Sounds like	Romanized
… and-고	맛있고	[마싣꼬]	masitgo
… so / and then-아/어서	맛있어서	[마시써서]	masisseoseo
if …-(으)면	맛있으면	[마시쓰면]	masisseumyeon
… but-지만	맛있지만	[마싣찌만]	masitjiman
because …-(으)니까	맛있으니까	[마시쓰니까]	masisseunikka
… and / but (background)-는데	맛있는데	[마신는데]	masinneunde
even if …-아/어도	맛있어도	[마시써도]	masisseodo
while …-(으)면서	맛있으면서	[마시쓰면서]	masisseumyeonseo

Describing a noun
These go before a noun: “the food (that) I ate”, “a cold day”.
Form	Korean	Sounds like	Romanized
(that) …-는	맛있는	[마신는]	masinneun
(that) will …-(으)ㄹ	맛있을	[마시쓸]	masisseul

Useful patterns
Form	Korean	Sounds like	Romanized
can be …-(으)ㄹ 수 있어요	맛있을 수 있어요	[마시쓸 쑤 이써요]	masisseul su isseoyo
cannot be …-(으)ㄹ 수 없어요	맛있을 수 없어요	[마시쓸 쑤 업써요]	masisseul su eopseoyo
have to be …-아/어야 해요	맛있어야 해요	[마시써야 해요]	masisseoya haeyo
it’s OK if it’s …-아/어도 돼요	맛있어도 돼요	[마시써도 돼요]	masisseodo dwaeyo
…ing (noun)-기	맛있기	[마싣끼]	masitgi

How 맛있다 changes

맛있다 is built on 있다 / 없다, so like a verb it describes with -는: 맛있는, 맛있는데. Its other endings are regular: 맛있어요, 맛있으면.

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

Questions

How do you say “delicious” in Korean?

“Delicious” is 맛있다 (masitda), pronounced [마싣따]. In a sentence: 이 음식 정말 맛있어요! — This food is really delicious!

What is the past tense of 맛있다?

맛있었어요 (masisseosseoyo) is the polite past tense of 맛있다 (“to be delicious”). Formal: 맛있었습니다; casual: 맛있었어.

How do you say 맛있다 politely?

Everyday polite: 맛있어요 (masisseoyo). Formal: 맛있습니다. Casual, with close friends: 맛있어.

Is 맛있다 irregular?

No. 맛있다 is built on 있다 / 없다, so like a verb it describes with -는: 맛있는, 맛있는데. Its other endings are regular: 맛있어요, 맛있으면.

More 있다 / 없다 words like 맛있다

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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