Dont cry... The other part is not appropriate.
"kagi" - 鍵You mean Japanese?鍵(or kagi)
Cry (Don't cry, the cup is spilt - Aua le tagi, ua masa'a le ipu vai); Complaint (I took a complaint to the Police - Na ave la'u tagi i Leoleo). Kagi (colloquial, and every day normal talk, using K); Tagi (finer way of speaking, using T).
Kagi is a word that means 'fire', but only in the destructive sense (while 'hi' would be general fire, 'kagi' would be something like a house fire).
loomalua means what in english
Ani Soshite Otouto no Kagiit was thanks to my big and little bothers
"Tausaga" is a Samoan word that means "year" in English.
Lopati
"Move move" or "wriggle wriggle"
Rat or mice
Mafiafia in English is "thick".
Girl's name, Hannah in English
Dont you mean Samoan to English? o.0