1) Used only with a possessive suffix.
2) Usually with a possessive suffix (active only).
3) Some uses of the verbal noun are called the 'fourth infinitive' by certain sources (more details).
4) Usually with a possessive suffix. May not be used with all verbs, especially intransitive ones (more details). Distinct from nouns with the-ma suffix and third infinitive forms.
* The third-person singular indicative form
pitkästyttää does not exhibit
final gemination,
unlike the first infinitive (the lemma form), even though they are spelled identically.
