(1)宪法的；与宪法有关的；依据宪法的
其反义词为nonconstitutional。

(2)合宪的；符合宪法的；与宪法相一致的
其反义词为unconstitutional。

• failure of good behavior
• failure of issue
• failure of justice
• failure of proof
• failure of record
• failure of title
• failure of trust
• failure otherwise than upon merits
• failure to bargain collectively
• failure to file tax return
• failure to make delivery
• failure to meet obligations
• failure to perform
• failure to state cause of action
• failure to testify
• faint action
• fainting spell
• faint pleader
• fair
• fair abridgment
• fair and equitable
• fair and impartial jury
• fair and impartial trial
• fair and proper legal assessment
• fair and reasonable value