Another common negator is "‘ua~waa’ua", which is translatable as “don’t, not”. Differently to "sega," this semi-auxiliary verb is used for imperatives and in "me" clauses. Therefore, these semi-auxiliaries are fixed, and cannot be used interchangeably. "‘Ua" and "waa’ua" semantically have the same meaning, however "waa’ua" may be regarded as having a higher intensity or stronger sense; in most instances either semi-auxiliary verb can be used. "‘Ua~waa’ua" can take a NP as its subject, but most commonly takes the "ni" complement as a subject, which is demonstrated below: