(1)子孙；后代；晚辈血亲
包括所有亲等的晚辈血亲。现代仅指直系晚辈血亲〔lineal descendant〕，包括养子女〔adopted child〕，但是不包括旁系亲属〔collateral relations〕。

(2)
(复)可以继承无遗嘱死者遗产的晚辈亲属

• forsteal
• forstellarius
• Forstellarius est pauperum depressor et totius communitatis et patriae publicus inimicus.
• forswear
• forsworn
• Forsyth's Act
• fortalitium
• fortaxed
• for that
• for that whereas
• forthcoming
• forthcoming bond
• for the purpose and consideration stated
• for the uses and purposes herein set forth
• forthwith
• fortia
• fortia frisca
• fortifications
• fortility
• fortior
• Fortior est custodia legis quam hominis.
• Fortior et potentior est dispositio legis quam hominis.
• fortiori
• fortis
• fortis et sana