There are a total of 155 11-letter words containing 'iou', and the number may vary in different dictionaries. You can specify the dictionary and order.
- abstentious 16
- acrimonious 19
- ambitiously 21
- antimonious 17
- anxiousness 21
- atrabilious 16
- atrociously 18
- audaciously 20
- babelicious 22
- behavioural 22
- biliousness 17
- bodaciously 22
- bumptiously 25
- burglarious 19
- capaciously 24
- ceremonious 19
- compendious 23
- consciouses 19
- consciously 22
- contentious 17
- contrarious 16
- copiousness 19
- curiousness 17
- deleterious 14
- deliciously 20
- deliriously 17
- deviousness 18
- dissentious 14
- dubiousness 18
- efficacious 24
- egregiously 19
- enviousness 18
- expeditious 23
- facetiously 21
- feloniously 20
- ferociously 21
- flirtatious 16
- fractiously 21
- fugaciously 24
- furiousness 17
- hilariously 18
- homoiousian 18
- ignominious 19
- illustrious 15
- impecunious 23
- imperiously 21
- impiousness 19
- incapacious 22
- incuriously 20
- industrious 15
- ingeniously 19
- injudicious 27
- injuriously 26
- insidiously 17
- invidiously 21
- irreligious 15
- judiciously 29
- laboriously 19
- litigiously 18
- luxuriously 25
- maliciously 22
- melodiously 20
- meritorious 15
- nefariously 19
- notoriously 16
- noxiousness 21
- obliviously 23
- obnoxiously 26
- obviousness 20
- officiously 24
- omnifarious 19
- opprobrious 21
- overanxious 24
- overcurious 20
- overobvious 23
- overserious 16
- penuriously 20
- piousnesses 16
- prestigious 17
- pretentious 16
- punctilious 21
- rapaciously 21
- religiously 18
- repetitious 15
- rumbustious 20
- sagaciously 20
- salaciously 19
- scrumptious 22
- seditiously 16
- sententious 14
- seriousness 13
- stentorious 13
- symphonious 23
- tediousness 14
- temerarious 15
- tenaciously 19
- tendencious 18
- tendentious 15
- thiouracils 18
- unambitious 20
- unconscious 21
- unmalicious 21
- unmelodious 19
- unreligious 17
- vagariously 21
- variousness 17
- veraciously 22
- vexatiously 26
- vicariously 22
- viciousness 20
- vivaciously 26
- voraciously 22
- ablatitious 13
- addititious 13
- antibilious 13
- ascititious 13
- astuciously 16
- bifariously 19
- cariousness 13
- carnaptious 15
- cineritious 13
- coconscious 17
- combustious 17
- conceptious 17
- cunctatious 15
- curnaptious 15
- dioeciously 17
- disgracious 15
- facinerious 16
- fiddiousing 17
- gressorious 12
- icteritious 13
- inconscious 15
- innoxiously 21
- inofficious 19
- jocoserious 20
- lateritious 11
- minaciously 18
- moneciously 18
- overtedious 15
- precautious 15
- religiouses 12
- scribacious 17
- stupendious 14
- temptatious 15
- triphibious 18
- uninvidious 15
- unlaborious 13
- unluxurious 18
- unobnoxious 20
- unofficious 19
- unveracious 16
- urticarious 13
- vegetatious 15
- veneficious 19
There are 155 11-letter words containing iou in the well-known word game dictionary, 103 in the Scrabble US (US/Canada/Thailand - TWL/NWL) dictionary, and 152 in the Scrabble UK (International - SOWPODS/CSW) dictionary, and 112 in the Words with Friends (WWF) dictionary.
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