Verb-ending:

~ergere (~ergere1 and ~ergere2)

Conjugation:

ere, irregular

Exceptions:

~ergere1:
verbs on ~ergere build their Participio Passato with ~erso (e.g. emerso).

~ergere2:
Compared to the ~ergere1-verbs, the verbs adergere, riergere and the verb ergere itself are built following the conjugation rules of ~gere. These verbs build their Participio Passato with ~erto.

Example verb:

also see: