Words beginning with 효

• 효

  –filial piety; filial duty
• 효과

  –effect; efficacy
• 효과적

  –

  • 1
    being effective; being effectual
  • 2
    effective; effectual
• 효녀

  –filial daughter; devoted daughter
• 효용

  –usefulness; utility
• 효자

  –filial son; devoted son