Modifiers matching duck:

• boastful,
• jealous,
• pushy,
• slobbery,
• tenacious,
• domestic,
• common,
• brash,
• larger,
• large,
• insecure,
• paranoid,
• optimistic,
• here,
• zany,
• small,
• wild,
• marine,
• native,
• indigenous,
• aggressive,
• determined,
• bullying,
• unusual,
• rare,
• short-tempered,
• lisping,
• smaller,
• breeding,
• daffy,

Simple categories matching determined:

• hero,
• child,
• hunter,
• person,
• thug,
• duck,
• boxer,
• dictator,
• tyrant,
• villain,
• bully,
• athlete,
• thief,
• warrior,
• king,
• captain,
• sportsman,
• adventurer,
• transvestite,
• cyclist,
• actor,
• explorer,
• terrorist,
• politician,
• hacker,
• royal,
• killer,
• cop,
• recluse,
• soldier,
• racer,
• psychopath,
• spy,
• campaigner,
• policeman,
• vampire,
• pioneer,
• scientist,
• robot,
• criminal,
• bodybuilder,
• lover,
• detective,
• bureaucrat,
• assassin,
• friend,
• dissident,
• demon,
• malcontent,