Modifiers matching ciliate:

• small,
• sessile,
• model,

Simple categories matching sessile:

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