Modifiers matching chordate:

• primitive,
• higher,
• invertebrate,
• lower,
• cellular,

Simple categories matching lower:

• body,
• vertebrate,
• meat,
• plant,
• species,
• area,
• organism,
• energy,
• animal,
• food,
• bird,
• chordate,
• invertebrate,
• expense,
• mammal,
• limb,
• emotion,
• microorganism,
• part,
• unit,
• reward,
• hydrocarbon,
• group,
• reptile,
• thing,
• fish,
• state,
• eukaryote,
• teleost,
• extremity,
• tracheophyte,
• alcohol,
• quality,
• creature,
• amniote,
• level,