Modifiers matching ciliate:

• sessile,
• model,
• small,

Simple categories matching sessile:

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