The word "incendii" is not included in the database, but Verbix uses automation to display the inflected forms.
Infinitive
incendii
Forms
Tenses
Present
incendias
Past
incendiis
Future
incendios
Conditional
incendius
Imperative
incendiu!
Participles
Active past
incendiinta
Active present
incendianta
Active future
incendionta
Passive past
incendiita
Passive present
incendita
Passive future
incendiota
Etymology
From Italian incendiare, from Latin incendium, from incendō (“to set on fire, to kindle”). Compare English incendiary. See: Italian 'incendiare', English 'incendiary'.