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WordLab
30 words

16-letter words ending in M

30 words.

  • mesembryanthemum32
  • anthropomorphism30
  • gynandromorphism30
  • hyperpituitarism28
  • epiphenomenalism27
  • electropherogram26
  • spectroheliogram26
  • anthropocentrism25
  • pseudoclassicism25
  • communitarianism24
  • countercriticism24
  • superromanticism24
  • controversialism23
  • electromagnetism23
  • electrooculogram23
  • environmentalism23
  • collaborationism22
  • introspectionism22
  • multiculturalism22
  • premillennialism22
  • antievolutionism21
  • antireductionism21
  • authoritarianism21
  • counterterrorism20
  • necessitarianism20
  • supranationalism20
  • institutionalism18
  • internationalism18
  • transnationalism18
  • ultranationalism18

How this list is built

  1. Every word here comes from ENABLE, a lexicon released to the public domain — 172,823 words. It is the list this site can legally publish in full, and it is stated openly rather than implied.
  2. The tournament lists — TWL/OWL in North America, Collins/SOWPODS elsewhere — are copyrighted compilations. They are not used here and not merged in. A small number of words will therefore differ from what a given game accepts.
  3. Scores use the standard tile values (A=1 … Q=10, Z=10) and ignore board bonuses, which depend on where you place the word, not on the word itself.
  4. Lists are ordered by score, then alphabetically — the order that is useful when you are choosing a play, rather than alphabetical for its own sake.

Full methodology →

SOURCE·ENABLE (Enhanced North American Benchmark Lexicon)·Public domain. 172,823 words. Tournament lists (TWL, Collins) are copyrighted and not used.·REVIEWED AUG 2026

SOURCE·ENABLE public-domain lexicon (172,823 words)·lists and scores computed from the lexicon, see method·REVIEWED AUG 2026

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Amit Sharma

Auckland real-estate agent and marketer. Builds free, sourced data tools.