Arise Arose Arisen To originate To get up from horizontal position, out of bed To come into existence Awake Awoke Awoken To stop sleeping and become conscious B Base Form Past Simple Past Participle Definition Backbite Backbit Backbitten To speak badly about someone Backfit Backfit Backfit To fit new parts into an older machine that weren't available when the machine was made Backlight Backlit Backlit To illuminate from behind (photography) Backslide Backslid Backslid/Backslidden To stop making progress and start regressing Be Was/Were Been To exist, live or occur. A Base Form Past Simple Past Participle Definition Abide Abode/Abided Abode/Abided/Abidden To continue To reside\live Aby/Abey Abought Abought To make amends for something wrong Alight Alit/Alighted Alit/Alighted To get off a bus, train, etc. If you click on Show Groups, you will see the verbs in groups that change in the same way. Click on Show Forms to see the 3rd person singular and the present participle instead of the definitions. Irregular Verbs 1 of 21 List of 616 English Irregular Verbs From A comprehensive list of 616 English irregular verbs, including their base form, past simple, past participle and definitions.