Verbseoul.
regular
모자라다mojaradato lack, to be short of, to be insufficient

To say to lack, to be short of, to be insufficient politely in the present tense, use 모자라요 (moh-chah-rah-yoh). Below is the full conjugation of 모자라다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
모자라
moh-chah-rah
모자라요
moh-chah-rah-yoh
모자랍니다
moh-chah-rahm-nee-dah
Past
모자랐어
moh-chah-rah-ssuh
모자랐어요
moh-chah-rah-ssuh-yoh
모자랐습니다
moh-chah-rah-sseum-nee-dah
Future
모자랄 거야
moh-chah-rahl- -guh-yah
모자랄 거예요
moh-chah-rahl- -guh-yae-yoh
모자랄 겁니다
moh-chah-rahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
모자라세요
moh-chah-rah-sae-yoh
Suggestion / Let's Polite (요)
모자라요
moh-chah-rah-yoh
Question Polite (요)
모자라요?
moh-chah-rah-yoh-?
Connective “and” — (고)
모자라고
moh-chah-rah-goh
Conditional “if” — (면)
모자라면
moh-chah-rah-myuhn
Noun form — (기)
모자람
moh-chah-rahm