I.O.U. is used in replacement for I owe you but actually stands for 'Is Owed Unto'.
"IOU" or I.O.U. is a phonetic abbreviation of the phrase "I owe you". It is usually a reminder of an informal loan that can be used much like a cheque that can be paid to whoever has it, by the person named on the marker (often a card).
"ious" means viruses.
what does the prefix ious mean
The suffix -ious means relation to. This is shown in factious.
I owe you
Some words that end in 'ious' are:ambitiousamphibiousanxiousatrociousaudaciousauspiciousbiliousbodaciouscapriciouscautiousceremoniousconscientiousconsciouscontagiouscontentiouscopiouscuriousdeliciousdeliriousdeviousdubiousenviousexpeditiousfacetiousfastidiousfeloniousferociousfictitiousflirtatiousfuriousgloriousgraciousgregariousharmonioushilariousimperiousimperviousimpiousinauspiciousindustriousinfectiousingeniousinjuriousinsidiousjudiciouslaboriouslicentiouslitigiouslusciousluxuriousmaliciousmelodiousmeritoriousmysteriousnefariousnotoriousnoxiousnutritiousobliviousobnoxiousobviousodiousofficiousostentatiousparsimoniouspenuriousperniciouspiousprecariouspreciousprecociousprestigiouspretentiouspreviouspreviousprodigiousrambunctiousrebelliousreligiousrepetitioussalaciousscrumptiousseditiousseriousspaciousspeciousspuriousstudioussuperstitioussurreptitioussuspicioustedioustenaciousvaingloriousvariousvicariousviciousvictoriousvivaciousvoracious
delicious
contagiouscuriousdeliciousenviousfuriousgloriousgraciousgregariousharmonioushilariouslaboriouslusciousluxuriousmaliciousmelodiousnotoriousnutritiousodiousparsimoniousprecariousprestigiouspiouspreciousreligiousserioussalacioussuperstitiousspacioussuspiciousviciousvivacious
There are none in English.
anx-ious-ly
conscientiouscuriousdeliciousdeliriousdubiousenviousferociousfuriousgregariousharmonioushilariouslaboriouslusciousobnoxiousobviouspiouspreciousprecociousscrumptioussuperstitiousseriousviciousvictoriousvoluminous
anx-ious
The affix "-ious" is used to form adjectives and means "having the quality of" or "full of." It is often used to indicate a characteristic or quality of something.