Verbseoul.
regular
뒤떨어지다dwitteoleojidato be behind, to stay or be left behind

To say to be behind, to stay or be left behind politely in the present tense, use 뒤떨어져요 (dwee-ttuh-ruh-chyuh-yoh). Below is the full conjugation of 뒤떨어지다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
뒤떨어져
dwee-ttuh-ruh-chyuh
뒤떨어져요
dwee-ttuh-ruh-chyuh-yoh
뒤떨어집니다
dwee-ttuh-ruh-cheem-nee-dah
Past
뒤떨어졌어
dwee-ttuh-ruh-chyuh-ssuh
뒤떨어졌어요
dwee-ttuh-ruh-chyuh-ssuh-yoh
뒤떨어졌습니다
dwee-ttuh-ruh-chyuh-sseum-nee-dah
Future
뒤떨어질 거야
dwee-ttuh-ruh-cheel- -guh-yah
뒤떨어질 거예요
dwee-ttuh-ruh-cheel- -guh-yae-yoh
뒤떨어질 겁니다
dwee-ttuh-ruh-cheel- -guhm-nee-dah

Other useful forms

Command Polite (세요)
뒤떨어지세요
dwee-ttuh-ruh-chee-sae-yoh
Suggestion / Let's Polite (요)
뒤떨어져요
dwee-ttuh-ruh-chyuh-yoh
Question Polite (요)
뒤떨어져요?
dwee-ttuh-ruh-chyuh-yoh-?
Connective “and” — (고)
뒤떨어지고
dwee-ttuh-ruh-chee-goh
Conditional “if” — (면)
뒤떨어지면
dwee-ttuh-ruh-chee-myuhn
Noun form — (기)
뒤떨어짐
dwee-ttuh-ruh-cheem