Modifiers matching duck:

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

Simple categories matching zany:

• magician,
• person,
• superhero,
• comedian,
• duck,
• dancer,
• child,
• nerd,
• clown,
• humorist,
• entertainer,
• musician,
• singer,
• actor,
• journalist,
• writer,
• geek,