Modifiers matching element:

• driving,
• metallic,
• primitive,
• metal,
• size,
• mobile,
• heavy,
• inorganic,
• graphic,
• interfering,
• consumable,
• electrical,
• nonmetallic,
• continuous,
• radioactive,
• slender,
• moving,
• individual,
• skeletal,
• up,
• number,
• abrasive,
• crystalline,
• soluble,
• ferromagnetic,
• intermediate,
• additional,
• active,
• sensitive,
• noxious,
• single,
• pure,
• atomic,
• structural,
• precast,
• definite,
• inexpensive,
• supporting,
• drawn,
• photovoltaic,
• critical,
• geometric,
• symbolic,
• monovalent,
• promotional,
• large,
• earthly,
• distinct,
• discrete,
• elastic,
• protective,
• brittle,
• minor,
• main,
• geographic,
• crustal,
• rare,
• aerodynamic,
• destructive,
• movable,
• volatile,
• heterogeneous,
• reflective,
• photoconductive,
• optical,
• basic,
• functional,
• light,
• electronegative,
• harsh,
• concrete,
• monatomic,
• nonmetal,
• tubular,
• higher,
• level,
• reactive,
• decorative,
• diffusing,
• good,
• hazardous,
• mechanical,
• special,
• vital,
• fixed,
• nonmagnetic,
• passive,
• repetitive,
• inert,
• trivalent,
• dense,
• refractory,
• third,
• particular,
• geographical,
• graphical,
• paramagnetic,
• heavier,
• metalloid,
• expensive,
• wooden,
• stable,
• lighter,
• semiconducting,
• costly,
• convenient,
• magical,
• complicated,
• oxidizable,
• magnetic,
• rigid,
• auxiliary,
• original,
• harmful,
• thermoelectric,
• regulatory,
• digital,
• secondary,
• essential,
• military,
• abundant,
• complex,
• diatomic,
• oversized,
• covalent,
• lightweight,
• linear,
• antibacterial,
• executable,
• catalytic,
• inner,
• physical,
• missing,
• interior,
• key,
• entire,
• curved,
• foreign,
• black,
• new,
• toxic,
• biological,
• simple,
• standard,
• corrosive,
• solid,
• noble,
• major,
• visible,
• conductive,
• divalent,
• central,
• moveable,
• neutral,
• softer,
• common,
• dissolved,
• melting,
• architectural,

Simple categories matching covalent:

• semiconductor,
• substance,
• metal,
• material,
• element,
• carbide,
• oxide,
• crystal,
• atom,
• structure,
• compound,
• solid,
• chloride,
• system,
• nitride,