Irregular verbs, though not as abundant as they are in other languages such as English, are quite common amongst importat, common vowels in Adwan. Irregular verbs pose problems in Adwan, for while some are merely person-conjugation changes and keep regular verb affixes, others completely alter them.
The consistency between irregular verbs is not very good, as many of them differ in the typs of irregularities.
To Be - Þuðan
The verb "þuðan" in Adwan is among the most irregular verbs in Adwan. The verb to be governs the accusative. The participle root, rather than þuðan, is Þi-. The participle used below is masculine singular.
| To be - Þuðan | ||||||||||||||
| Present | Past | Future | ||||||||||||
| Perfective | singular | plural | singular | plural | singular | plural | ||||||||
| Jag | það | Naus | þulað | Jag | þera | Naus | þurla | Jag | þertéi | Naus | þurnáu | |||
| Þu | þus | Viu | þuš | Þu | þwess | Viu | þurli | Þu | þurjá | Viu | þurviú | |||
| Eni | þyð | Enich | þyla | Eni | þidha | Enich | þyrta | Eni | þyrtí | Enich | þuríng | |||
| Present | Past | Future | ||||||||||||
| Imperfective | singular | plural | singular | plural | singular | plural | ||||||||
| Jag | gor þiego | Naus | gorna þiego | Jag | ourí þiego | Naus | aurcðí þiego | Jag | ornéð þiego | Naus | aufágh þiego | |||
| Þu | go þego | Viu | juvou þiego | Þu | örái þiego | Viu | ufóð þiego | Þu | ouðá þiego | Viu | ouðavu þiego | |||
| Eni | oghe þiego | Enich | aghech þiego | Eni | agí þiego | Enich | agích þiego | Eni | eghý þiego | Enich | eghých þiego | |||
To Go - Tan
The verb for to go, Ten, is different from the verb to be, though equally as irregular.The participle root is Cg-.
| To be - Þuðan | ||||||||||||||
| Present | Past | Future | ||||||||||||
| Perfective | singular | plural | singular | plural | singular | plural | ||||||||
| Jag | tas | Naus | taus | Jag | tasié | Naus | taušiéuň | Jag | taréi | Naus | tauserá | |||
| Þu | tus | Viu | tiuš | Þu | tussés | Viu | tiušóuň | Þu | tuséi | Viu | touvienú | |||
| Eni | te | Enich | tyła | Eni | tełú | Enich | tiłyníň | Eni | tenéi | Enich | tiłynéi | |||
| Present | Past | Future | ||||||||||||
| Imperfective | singular | plural | singular | plural | singular | plural | ||||||||
| Jag | gor cgego | Naus | gorna cgego | Jag | ourí cgego | Naus | aurcðí cgego | Jag | ornéð cgego | Naus | aufágh cgego | |||
| Þu | go cgego | Viu | juvou cgego | Þu | örái cgego | Viu | ufóð cgego | Þu | ouðá cgego | Viu | ouðavu cgego | |||
| Eni | oghe cgego | Enich | aghech cgego | Eni | agí cgego | Enich | agích cgego | Eni | eghý cgego | Enich | eghých cgego | |||
To Have - Þuran
The verb Þuran, or to have, is also irregular in conjugation. The participle root is þr-.
| To be - Þuðan | ||||||||||||||
| Present | Past | Future | ||||||||||||
| Perfective | singular | plural | singular | plural | singular | plural | ||||||||
| Jag | þar | Naus | þrau | Jag | þaiš | Naus | þamur | Jag | þrei | Naus | þaumí | |||
| Þu | þru | Viu | þruň | Þu | þeuð | Viu | þirösk | Þu | þurás | Viu | þöríšk | |||
| Eni | þyn | Enich | þnir | Eni | þyva | Enich | þirym | Eni | þyrnéi | Enich | þyftí | |||
| Present | Past | Future | ||||||||||||
| Imperfective | singular | plural | singular | plural | singular | plural | ||||||||
| Jag | gor þrego | Naus | gorna þrego | Jag | ourí þrego | Naus | aurcðí þrego | Jag | ornéð þrego | Naus | aufágh þrego | |||
| Þu | go þrego | Viu | juvou þrego | Þu | örái þrego | Viu | ufóð þrego | Þu | ouðá þrego | Viu | ouðavu þrego | |||
| Eni | oghe þrego | Enich | aghech þrego | Eni | agí þrego | Enich | agích þrego | Eni | eghý þrego | Enich | eghých þrego | |||