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List of 13-letter words containing

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There are 20 thirteen-letter words containing THRI

AETHRIOSCOPESaethrioscopes n. Plural of aethrioscope.
æthrioscopes n. Plural of æthrioscope.
AETHRIOSCOPE n. an instrument for measuring temperature variations due to sky conditions.
ANTARTHRITICSantarthritics n. Plural of antarthritic.
ANTARTHRITIC n. a drug used against arthritis.
ANTIARTHRITICantiarthritic n. Alternative form of antarthritic.
antiarthritic adj. Alternative form of antarthritic.
ANTIARTHRITIC n. a drug used to counter arthritis.
ANTIARTHRITISantiarthritis adj. Countering arthritis.
ANTIARTHRITIS adj. designed to prevent arthritis.
ARTHRITICALLYarthritically adv. In an arthritic fashion: in a way that is characteristic of a person with arthritis.
ARTHRITIC adv. suffering from arthritis.
GOLDSMITHRIESGOLDSMITHRY n. the craft of a goldsmith, also GOLDSMITHERY.
MITHRIDATISEDmithridatised v. Simple past tense and past participle of mithridatise.
MITHRIDATISE v. to acquire immunity to a poison acquired by taking gradually increased doses of it, also MITHRIDATIZE.
MITHRIDATISESmithridatises v. Third-person singular simple present indicative form of mithridatise.
MITHRIDATISE v. to acquire immunity to a poison acquired by taking gradually increased doses of it, also MITHRIDATIZE.
MITHRIDATISMSMITHRIDATISM n. immunity to poison by taking increasingly large doses.
MITHRIDATIZEDmithridatized v. Simple past tense and past participle of mithridatize.
MITHRIDATIZE v. to acquire immunity to a poison acquired by taking gradually increased doses of it, also MITHRIDATISE.
MITHRIDATIZESmithridatizes v. Third-person singular simple present indicative form of mithridatize.
MITHRIDATIZE v. to acquire immunity to a poison acquired by taking gradually increased doses of it, also MITHRIDATISE.
PHYCOERYTHRINphycoerythrin n. (Biochemistry) A red, light-harvesting protein found in cyanobacteria, red algae and cryptomonads.
PHYCOERYTHRIN n. any of the red protein pigments in the cells of red algae.
POLYARTHRITISpolyarthritis n. (Pathology) Any arthritis affecting five or more joints, often caused by an autoimmune disorder.
POLYARTHRITIS n. arthritis affecting several joints.
SUPERTHRILLERsuperthriller n. (Informal) A particularly gripping or ambitious thriller.
SUPERTHRILLER n. an exceptional thriller.
THRIFTINESSESthriftinesses n. Plural of thriftiness.
THRIFTINESS n. the state of being thrifty.
THRILLINGNESSthrillingness n. The quality of being thrilling.
THRILLINGNESS n. the state of being thrilling.
UNTHRIFTIHEADunthriftihead n. (Obsolete) unthriftiness.
UNTHRIFTIHEAD n. (archaic) thriftlessness.
UNTHRIFTINESSunthriftiness n. The quality of being unthrifty.
UNTHRIFTINESS n. the state of being unthrifty.
UNTHRIFTYHEADUNTHRIFTYHEAD n. (Spenser) unthriftiness, also UNTHRIFTYHED.
UNTHRIFTYHEDSUNTHRIFTYHED n. (Spenser) unthriftiness, also UNTHRIFTYHEAD.

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: 66 words
  • Scrabble in French: 15 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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