 Further to these affixes, verbs may be marked for the number of the subject, be it dual or plural, and also for clusivity; whether the listener is included in the described event (inclusive) or is excluded from the event (exclusive).The verbal morphology of tense suffixes in Wagiman is irregular.Of the small inventory of inflecting verbs, many have their own unique tense suffixes, while other tense suffixes are common to several verbs, and while some rudimentary verb classes can be identified - stance verbs always take the past tense suffix "-nginy" , for instance - the tense suffixes must be learned for each individual verb.