Modifiers matching biped:

• vertical,
• smaller,
• large,
• extant,

Simple categories matching vertical:

• pillar,
• restraint,
• distribution,
• surface,
• market,
• panel,
• object,
• sign,
• medium,
• structure,
• search,
• substrate,
• support,
• section,
• load,
• website,
• system,
• ground,
• attribute,
• picture,
• institution,
• post,
• engine,
• distance,
• force,
• obstruction,
• industry,
• image,
• topic,
• upright,
• sector,
• door,
• transport,
• representation,
• feature,
• steps,
• enterprise,
• direction,
• information,
• siding,
• boundary,
• cylinder,
• articulation,
• space,
• part,
• organization,
• member,
• form,
• formation,
• opening,
• property,
• marker,
• barrier,
• measure,
• result,
• hierarchy,
• passageway,
• terms,
• domain,
• excavation,
• wall,
• service,
• strand,
• biped,
• position,
• process,
• area,
• pipe,
• function,
• level,
• gradient,
• interval,
• shaft,
• plane,
• passage,
• dimension,
• solution,
• control,
• drainage,
• standard,
• field,
• margin,
• furnishing,
• break,
• edge,
• mall,
• activity,
• artefact,
• relationship,
• component,
• drain,
• thing,
• item,
• arena,
• route,
• access,
• content,
• column,
• format,
• pole,
• extent,
• subject,
• line,
• shape,
• movement,
• infrastructure,
• business,
• artifact,
• datum,
• improvement,
• installation,
• unit,
• device,
• loading,
• obstacle,
• application,
• length,
• construction,