Common words:
* Acronym: A word formed from the initial letters of other words (e.g., NATO, NASA).
* Synonym: A word with the same meaning as another word (e.g., happy/joyful).
* Antonym: A word with the opposite meaning of another word (e.g., hot/cold).
* Heteronym: A word that is spelled the same as another word but has a different meaning and pronunciation (e.g., "bow" as a weapon and "bow" as a knot).
* Pseudonym: A fictitious name used by an author (e.g., Mark Twain).
Less common words:
* Agronym: A name used to distinguish a breed of animal.
* Anthroponym: A personal name.
* Eponym: A person, place, or thing after whom something is named (e.g., the city of Alexandria was named after Alexander the Great).
* Hydronym: A place name that refers to water (e.g., river, lake).
* Toponym: A place name (e.g., city, country).
* Xenonym: A word in one language that is borrowed from another language and has a different meaning in the borrowing language (e.g., "chic" in English, from French, meaning stylish).
Specialized terms:
* Chrononym: A name for a specific point in time.
* Geonym: A name for a geographical feature.
* Lexiconym: A name for a specific word.
* Oronym: A word that sounds the same as another word but is spelled differently (e.g., "to," "too," and "two").
The suffix "-nym" often indicates a name, word, or term of some kind.