The Austronesian Comparative Dictionary

*motus broken off; islet; detached reef

POC motus broken off; islet; detached reef

OC
Hawaiian moku island; to be cut, severed
Manam motu island
Takuu motu (of a cord) severed, cut short, cut off;
Numbami motu reef
Sa'a hau mou an isolated rock
malau mou an islet
mou be broken off
Motu motu-motu island; detached portion of reef
Pileni motu island
Rennellese motu to break, sever
motu hatu reef rock island ( = ‘stone’)
Rotuman mofu rock in the sea
Mota vanua mwot island (lit. ‘land broken off’)
Samoan motu island; severed
Fijian -motu small detached reef
Niue motu island
Lenakel tən-murh island (tən = ‘earth, land’)
Tongan motu island; break, become separated
Maori motu island