www.prefixsuffix.com

Anchor text: Comprehensive and searchable affix dictionary reference

Wikipedia: Affix

Anchor text: Comprehensive and searchable morpheme reference

Wikipedia: Morpheme

Anchor text: Searchable reference for word stems including affixes (prefixes and suffixes)

Wikipedia: Word stem

Anchor text: Chart of English Language Roots

Wikipedia: English prefix

Anchor text: This website

Wikipedia: Wikipedia:Reference desk/Archives/Language/2015 October 18