Modifiers matching alloy:

• permanent,
• advanced,
• metal,
• metallic,
• iron,
• complex,
• light,
• precious,
• typical,
• reactive,
• durable,
• refractory,
• useful,
• hard,
• new,
• melting,
• high,
• non-ferrous,
• common,
• active,
• molten,
• stable,
• base,
• specialized,
• exotic,
• ferrous,
• alternative,
• diverse,
• polished,
• powdery,
• softer,
• soft,
• stronger,
• important,
• shiny,
• stock,
• lightweight,
• unusual,
• whitish,
• sophisticated,
• expensive,
• sensitive,
• nonmagnetic,
• traditional,
• additional,
• rich,
• modern,
• magnetic,
• binary,
• homogeneous,
• usual,
• special,
• monolithic,
• heavy,
• conventional,
• practical,
• permeable,
• over,
• tough,
• dental,
• ductile,
• ferromagnetic,
• decorative,
• crystalline,
• harder,
• noble,
• recyclable,
• available,
• suitable,
• commercial,
• heavier,
• newer,
• resistant,
• natural,
• flexible,
• structural,

Simple categories matching harder:

• alloy,
• substrate,
• material,
• food,
• stone,
• cheese,
• drug,
• stuff,
• mineral,
• part,
• metal,
• genre,
• powder,
• surface,
• agent,
• gemstone,
• object,
• filler,
• tissue,
• layer,
• substance,
• feldspar,
• sediment,
• polymer,
• currency,
• music,
• particle,
• deposit,
• glass,
• rock,
• work,
• thing,
• pin,
• ingredient,
• boot,
• structure,
• abrasive,
• medium,
• resin,
• assets,
• wood,
• aggregate,
• fabric,
• narcotic,
• crystal,
• stimulant,
• ground,
• sport,
• formation,