Modifiers matching resin:

• hygroscopic,
• harsh,
• thermosetting,
• natural,
• diverse,
• noncrystalline,
• fragrant,
• hydrophobic,
• suitable,
• raw,
• solidified,
• unsaturated,
• plastic,
• polymeric,
• organic,
• biodegradable,
• alternative,
• thermoset,
• precious,
• standard,
• base,
• colored,
• crystalline,
• insoluble,
• ordinary,
• industrial,
• common,
• resistant,
• commercial,
• stable,
• hard,
• residual,
• soft,
• flexible,
• liquid,
• structural,
• hydrophilic,
• amorphous,
• harder,
• soluble,
• clear,
• typical,
• aromatic,
• reactive,
• polar,
• mixed,
• new,
• synthetic,
• fibrous,
• practical,
• homogeneous,
• inflammable,
• binding,
• traditional,
• dissolved,
• toxic,
• modern,
• inert,
• conventional,
• transparent,
• corrosive,
• artificial,
• sticky,
• viscous,
• adsorbent,
• rigid,
• functional,
• nonpolar,
• over,
• expensive,
• available,
• neutral,
• softer,
• resinous,
• brittle,
• solid,
• secondary,
• tough,
• thermal,
• optical,
• sensitive,

Simple categories matching tough:

• material,
• coating,
• residue,
• stain,
• part,
• food,
• solid,
• substance,
• surface,
• seed,
• fruit,
• alloy,
• toy,
• plant,
• sheet,
• object,
• metal,
• paper,
• leaf,
• soil,
• meat,
• resin,
• fish,
• fiber,
• location,
• item,
• shrub,
• appendage,
• group,
• area,
• polymer,
• subject,
• structure,
• tissue,
• fibre,
• wood,
• hide,
• job,
• condition,
• tile,
• decision,
• topic,
• iron,
• stuff,
• bronze,
• thing,
• hardwood,
• stone,
• junk,
• vegetable,
• textile,
• industry,
• fabric,
• application,
• veggie,
• annual,
• animal,
• exercise,
• perennial,
• vine,
• times,
• case,
• contaminant,
• issue,
• substrate,
• state,
• plastic,
• situation,
• rock,
• herb,
• grass,
• workwear,
• spice,