Verbseoul.
regular

건너다 conjugation (geonneoda, to cross (a street, river, ridge, etc.))

To say to cross (a street, river, ridge, etc.) politely in the present tense, use 건너요 (guhn-nuh-yoh) · geonneoyo. Below is the full conjugation of 건너다 across the three tenses and three everyday speech levels.

Grammar note (regular): Regular verbs and adjectives conjugate predictably. Before 어-series suffixes, vowels may contract (가 + 아 → 가, 보 + 아 → 봐), but no consonant in the stem changes. If the final vowel of the stem is ㅏ or ㅗ, use 아; otherwise use 어. Consonant-final stems: 먹 + 어 → 먹어; vowel-final: 가 + 아 → 가.

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

TenseCasual (반말)Polite (요)Formal (합니다)
Present
건너
guhn-nuh
geonneo
건너요
guhn-nuh-yoh
geonneoyo
건넙니다
guhn-nuhm-nee-dah
geonneomnida
Past
건넜어
guhn-nuh-ssuh
geonneosseo
건넜어요
guhn-nuh-ssuh-yoh
geonneosseoyo
건넜습니다
guhn-nuh-sseum-nee-dah
geonneosseumnida
Future
건널 거야
guhn-nuhl guh-yah
geonneol geoya
건널 거예요
guhn-nuhl guh-yae-yoh
geonneol geoyeyo
건널 겁니다
guhn-nuhl guhm-nee-dah
geonneol geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
건너세요
guhn-nuh-sae-yoh
geonneoseyo
Suggestion / Let's Polite (요)
건너요
guhn-nuh-yoh
geonneoyo
Question Polite (요)
건너요?
guhn-nuh-yoh-?
geonneoyo?
Connective "and" — (고)
건너고
guhn-nuh-goh
geonneogo
Conditional "if" — (면)
건너면
guhn-nuh-myuhn
geonneomyeon
Progressive (고 있어요)
건너고 있어요
guhn-nuh-goh ee-ssuh-yoh
geonneogo isseoyo
Want to (고 싶어요)
건너고 싶어요
guhn-nuh-goh shee-puh-yoh
geonneogo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
건널 수 있어요
guhn-nuhl soo ee-ssuh-yoh
geonneol su isseoyo
Because / So (아/어서)
건너서
guhn-nuh-suh
geonneoseo
Noun form — (기)
건너기
guhn-nuh-gee
geonneogi
Noun form — (음)
건넘
guhn-nuhm
geonneom