Irregular verbs forms are marked with red . Obsolete, archaic and dialectal forms are marked with purple . Non-existing forms are marked with gray . Several sources are used for Verbix. Conjugue authors study each language.
Enthusiastic persons help a lot.
Finally grammar books are used for proofing the inflections. The verb etymology is also taken in account in the grouping. The verbs are analyzed by a computer software. Additional features are available thank to Verbix supporters. This is what you use in Verbix .