On grammatical class:
- ze'a
- time tense interval: a medium length of time.
- ze'e
- time tense interval: the whole of time.
- ze'i
- time tense interval: an instantaneous/tiny/short amount of time.
- ze'u
- time tense interval: a long amount of time.
- ze'ai
- time tense interval: an unspecified amount of time
- ze'aba
- time tense: a medium time interval offset towards the future; (tense/modal).
- ze'aca
- time tense: a medium time interval spanning the present; (tense/modal).
- ze'apu
- time tense: a medium time interval offset towards the past; (tense/modal).