Aplatir belong to the 2
nd group. Aplatir is a common french verb.
Aplatir is conjugated the same way that verbs that end in :
-ir
Aplatir is conjugated with
auxiliary avoir.
Aplatir verb is
direct transitive.
French verb aplatir can be conjugated in the reflexive form:
S'aplatir
Aplatir verb is a direct transitive verb, so passive voice can be used.