(1)应当支付的；到期的
指某人有义务即行支付。只有加上相应的限定词，才指可在将来进行支付。与「未付的」〔owing〕相对。

(2)可产生收益的；可获利的；有利可图的

• fierding courts
• fieri
• fieri facias de bonis ecclesiasticis
• fieri facias de bonis testatoris
• fieri facias/fi.fa.
• fieri feci
• Fieri non debet， sed factum valet.
• fi.fa.
• FIFO
• FIFRA
• Fifteenth Amendment
• fifteenths
• Fifth Amendment
• fifth degree of kinship
• Fifty Decisions
• fifty-fifty
• fifty per cent rule
• fight
• fighting age
• fighting words doctrine
• fightnite
• fightwite
• filacer
• filare
• filazer