10-Letter Words Containing IOU

There are 80 10-letter words that contain IOU. 56 are common words, such as ABSTEMIOUS and AMPHIBIOUS. A rarer one is TORTIOUSLY. In this set, S is the most frequent open letter (79 words). 5 words contain a doubled letter.

Full list 80

Common words

abstemiousamphibiousauspiciousavariciousbehaviourscalumniouscapriciouscaptiouslycautiouslycensoriouscommodiouscontagious
abstemiousamphibiousauspiciousavariciousbehaviourscalumniouscapriciouscaptiouslycautiouslycensoriouscommodiouscontagiouscurvaciouseuphoniousfactitiousfallaciousfastidiousfictitiousgloriouslygraciouslygregariousharmoniousimperviousincautiousinfectiousingloriouslasciviouslicentiousloquaciouslubriciouslugubriouslusciouslymendaciousmysteriousnutritiousobsequiousodiousnessperfidiousperniciousprecariouspreciouslyprecociouspreviouslyprodigiouspropitiouspugnaciousrebellioussalubriousspaciouslyspeciouslyspuriouslystudiouslysuspiciousungraciousuproariousvictoriousfactiouslyflagitiousmordaciousobloquiousperjuriousperviouslyrobustiousrutheniousscabiousessequaciousstruthiousthiouracilusuriouslyuxoriouslyautoeciouscuriousesthellaciousmonoeciousnonobviousnonseriouspreciousespredacioustenebrioustortiously

About this list

Words
80 (56 common words)
Common example
abstemious
Rare example
tortiously
Doubled letters
5
Ending in S
62
Most frequent letter
S (79)

Questions

How many 10-letter words containing iou are there?

80. 56 of them are common words.

What is a common example?

ABSTEMIOUS is among the common words in this set.