If you're referring to the shape of something:
* Bilaterally symmetrical: This refers to a shape that is the same on both sides, like a bow and a stern.
* Two-ended: This emphasizes the presence of both a bow and a stern.
If you're describing a boat:
* Double-ended: This describes a boat with a pointed bow and stern, allowing it to move equally well in either direction.
* Catamaran: This is a type of boat with two hulls, often with a pointed bow and stern on each hull.
If you're talking about someone's personality:
* Firm but fair: This suggests someone who is strict but also just.
* Authoritative: This describes someone who is in a position of power and commands respect.
* Disciplinarian: This describes someone who believes in strict rules and punishment.
Please provide more context about what you are trying to say so I can give you a more accurate answer.