결핍이 · 결핍을
lack, deficiency
Example
비타민 결핍은 여러 가지 질병을 일으킬 수 있습니다.
Vitamin deficiency can cause various diseases.
Word parts
결 lacking+핍 scarce
Both syllables mean 'lacking,' doubling the idea.
Good to know
부족 is the everyday 'lack'; 결핍 sounds more serious, as in medical or psychological contexts.
Related words