Verbseoul.
하다 verb
방해하다banghaehadato hinder or obstruct

To say to hinder or obstruct politely in the present tense, use 방해해요 (bahng-hae-hae-yoh). Below is the full conjugation of 방해하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
방해해
bahng-hae-hae
방해해요
bahng-hae-hae-yoh
방해합니다
bahng-hae-hahm-nee-dah
Past
방해했어
bahng-hae-hae-ssuh
방해했어요
bahng-hae-hae-ssuh-yoh
방해했습니다
bahng-hae-hae-sseum-nee-dah
Future
방해할 거야
bahng-hae-hahl- -guh-yah
방해할 거예요
bahng-hae-hahl- -guh-yae-yoh
방해할 겁니다
bahng-hae-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
방해하세요
bahng-hae-hah-sae-yoh
Suggestion / Let's Polite (요)
방해해요
bahng-hae-hae-yoh
Question Polite (요)
방해해요?
bahng-hae-hae-yoh-?
Connective “and” — (고)
방해하고
bahng-hae-hah-goh
Conditional “if” — (면)
방해하면
bahng-hae-hah-myuhn
Noun form — (기)
방해함
bahng-hae-hahm