Tools for writing and language (i.e., word management)

Meta-search:
OneLook Dictionary Search (from all these sources💩)

Text character Reference:
BabelMap⊞■, Copy Paste Character☁, TypeIt☁, Unicode Character Table☁

Dictionary

Ninjawords☁, Vocabulary.com, Wordnik

Slang:
Urban Dictionary

Chat slang:
Chat Word Dictionary☁, Lingo2Word

Hashtags:
Tagdef

Pronunciation:
Howjsay, YouGlish☁

Word component search:
Tip of My Tongue

Definition search:
Reverse Dictionary☁

Associated Words

Similar words:
Lexipedia, Related Words☁

Similar words - historical:
GutenSearch

Thesaurus:
Artha⊞■🐧, OneLook Thesaurus, Synonym.com, Thsrs☁, wordhippo☁

Thesaurus - slang:
Urban Thesaurus☁

Rhymes:
Rhymer.com, RhymeZone☁

Adjectives:
Describing Words☁

Word Analysis

Historical word usage:
Google Books Ngram Viewer☁🧛, Online Etymology Dictionary☁, Wordsworth☁

Word comparison:
WikiDiff

Words that don't translate:
Does Not Translate

Word usage in a phrase:
Fraze-It