Modifiers matching grass:

• native,
• annual,
• tough,
• terrestrial,
• out,
• alien,
• tall,
• related,
• model,
• light,
• domesticated,
• new,
• tropical,
• perennial,
• susceptible,
• dry,
• unwanted,
• underwater,
• indigenous,
• european,
• decorative,
• exotic,
• wild,
• aromatic,
• hard,
• smaller,
• agricultural,
• domestic,
• large,
• woody,
• weather,
• edible,
• ornamental,
• nonnative,
• weedy,
• useful,
• soft,
• natural,
• invasive,
• subtropical,
• sized,
• monocotyledonous,
• short,
• nutritious,
• tiny,
• fine,
• aggressive,
• thick,
• dried,
• commercial,
• artificial,
• temperate,
• foreign,
• local,
• familiar,
• low,
• tolerant,
• small,
• sensitive,
• larger,
• coarse,
• herbaceous,
• favorite,
• common,
• nonwoody,
• important,
• desirable,

Simple categories matching tough:

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