Modifiers matching invertebrate:

• venomous,
• aquatic,
• small,
• spineless,
• adult,
• modular,
• benthic,
• gelatinous,
• flightless,
• marine,
• basic,
• terrestrial,
• low,
• semiaquatic,
• colourful,
• big,
• larger,
• large,
• mobile,
• sensitive,
• crustacean,
• sedentary,
• diverse,
• vagrant,
• related,
• intertidal,
• edible,
• primitive,
• omnivorous,
• sessile,
• fascinating,
• level,
• nocturnal,
• bodied,
• symbiotic,
• poisonous,
• lier,
• lower,
• complex,
• macro,
• immobile,
• rare,
• micro,
• pelagic,
• macroscopic,
• tidal,
• collectible,
• microscopic,
• cultured,
• familiar,
• colonial,
• unusual,
• erect,
• slow,
• tiny,
• simple,
• cryptic,
• attractive,
• abundant,
• harmful,
• active,
• multicellular,
• delicate,
• important,
• aggressive,
• charismatic,
• interesting,
• smaller,
• distant,
• developed,
• soft,
• predatory,
• resistant,
• motile,
• hardy,
• loving,
• coastal,
• inconspicuous,
• beneficial,
• visible,
• higher,
• lacustrine,
• native,
• animal,
• planktonic,
• light,
• carnivorous,
• herbivorous,
• common,
• annoying,
• valuable,
• moving,

Simple categories matching sessile:

• cnidarian,
• invertebrate,
• organism,
• creature,
• predator,
• prey,
• bivalve,
• mollusc,
• animal,
• fauna,
• polyp,
• taxon,
• echinoderm,
• protozoan,
• benthos,
• ciliate,
• coelenterate,
• resource,
• form,
• shellfish,