dictionary
A reference work listing words or names from one or more languages, usually ordered alphabetically, explaining each word's meanings or senses, oftentimes also containing information on its etymology, pronunciation, usage, semantic relations, translations, as well as other relevant information.
A reference work on a particular subject or activity in which the entries are arranged alphabetically; an alphabetical encyclopedia.
A person or thing regarded as a repository or compendium of information.
The collection of words used or understood by a particular person; vocabulary.
A synchronic dictionary of a standardised language held to only contain words that are properly part of the language.
An associative array, a data structure where each value is referenced by a particular key, analogous to words and definitions in a dictionary (noun sense 1).
Thesaurus
Sound Patterns & Rhymes
Rhymes
Words that share the same ending sound pattern
Alliteration
Words starting with the same consonant sound — used in poetry and prose to create rhythm, emphasis, and memorable phrasing (e.g. “Peter Piper picked”)
Assonance
Words sharing similar vowel sounds regardless of starting letter — creates internal melody in writing