I feel this could be a chiefly title (matai). So if I break it up into two words, tolu is three, ao is head. So I am surmising that this would be literally speaking, "three heads" (head of a family or "three leaders".
loomalua means what in english
"Tausaga" is a Samoan word that means "year" in English.
Rat or mice
Mafiafia in English is "thick".
The English word for the Samoan word "ogavae" is "spine." It refers to the pointed structure found on the back of certain animals, particularly fish, and can also mean a thorn or a prickly part of a plant.
masagi means, used to, or to know someone
Samoan translation of English word elderberry
Ao is cloud; ao is also collect or gather.
Im Samoan and have never heard that word before. There is no letter D in the Samoan alphabet.
Alsowe is not a Samoan word.
Lu'i
According to the "Puzzle Directory" (refer to the link, below), the Samoan word, "faamolemole", is translated to the English word, "please".