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List of 13-letter words beginning with

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There are 9 thirteen-letter words beginning with SPON

SPONDYLITIDESspondylitides n. Plural of spondylitis.
SPONDYLITIS n. inflammation of the vertebra.
SPONDYLITISESSPONDYLITIS n. inflammation of the vertebra.
SPONDYLOLYSESSPONDYLOLYSIS n. disintegration of one or more vertebrae, also SPONDYLOSIS.
SPONDYLOLYSISspondylolysis n. (Pathology) A defect or stress fracture of the pars interarticularis of the vertebral arch.
SPONDYLOLYSIS n. disintegration of one or more vertebrae, also SPONDYLOSIS.
SPONDYLOSISESSPONDYLOSIS n. disintegration of one or more vertebrae.
SPONGIOBLASTSspongioblasts n. Plural of spongioblast.
SPONGIOBLAST n. any of numerous columnar epithelial cells in the brain and spinal cord that develop into neuroglia.
SPONGOLOGISTSspongologists n. Plural of spongologist.
SPONGOLOGIST n. one who studies sponges.
SPONTANEITIESspontaneities n. Plural of spontaneity.
SPONTANEITY n. the state of being spontaneous.
SPONTANEOUSLYspontaneously adv. In a spontaneous manner; naturally; voluntarily.
SPONTANEOUS adv. acting by its own impulse or natural law.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 21 words
  • Scrabble in French: 10 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 12 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 15 words


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