master, whiz, expert, -nik used to form compound nouns that signify a person who masters a skill
master, whiz, expert, -nik used to form compound nouns that signify a person who masters a skill
master, whiz, expert, -nik used to form compound nouns that signify a person who masters a skill
master, whiz, expert, -nik used to form compound nouns that signify a person who masters a skill
-ed used to signify a person or animal with a specific characteristic