Well, I thought Kawoomba knew it better than me, and it would be a u-declination (africanus, -u). But no, according to the English Wictionary entry on africanus, it is a/o. So, africanam. Though the last time when I was learning latin was eight years ago, so...
I am not a Latin specialist, so I have to rely on Wikipedia in this, but it seems that u-declension is a category for nouns, not adjectives, which seem to never have -u- in feminine accusative singular ending; also, even a u-noun would have -um, not -us, in singular accusative.
Well, I thought Kawoomba knew it better than me, and it would be a u-declination (africanus, -u). But no, according to the English Wictionary entry on africanus, it is a/o. So, africanam. Though the last time when I was learning latin was eight years ago, so...
(edit) When we are at it, what’s it in Lojban?
I am not a Latin specialist, so I have to rely on Wikipedia in this, but it seems that u-declension is a category for nouns, not adjectives, which seem to never have -u- in feminine accusative singular ending; also, even a u-noun would have -um, not -us, in singular accusative.
I have no idea about Lojban.