Modifiers matching airship:

• buoyant,

Simple categories matching buoyant:

• material,
• structure,
• fiber,
• device,
• airship,
• equipment,
• metal,
• body,
• object,
• plume,
• gas,
• solid,
• vehicle,
• craft,
• item,
• tissue,
• fluid,
• vest,
• substance,
• means,
• fruit,
• vessel,
• particle,
• receptacle,