Fine-Grained Categories of slot:

• simple:aperture,
• aerodynamic:surface,
• dynamic:surface,
• small:part,
• personal:property,
• simple:thing,
• electronic:machine,
• passive:device,
• geometrical:form,
• small:structure,
• weak:point,
• standard:hole,
• small:hole,
• moving:part,
• structural:formation,
• physical:component,
• basic:component,
• complicated:structure,
• special:object,
• mechanical:means,
• native:facility,
• surrounding:hardware,
• simple:device,
• personal:computer,
• convenient:means,
• simple:form,
• simple:structure,
• central:computer,
• porous:system,
• flying:machine,
• physical:level,
• extensive:facility,
• physical:entity,
• passive:system,
• porous:region,
• special:entity,
• common:block,
• fine:structure,
• single:element,
• additional:thing,
• external:form,
• small:opening,
• intrinsic:structure,
• motor:structure,
• metal:layer,
• open:excavation,

Poetic Qualities of slot: