niiden
suomi-englanti sanakirjaniiden englanniksi
(infl of)
their; used without possessive suffix in the main word owned.
Niiden äiti on 45-vuotias.
Their mother is 45 years old.
theirs (gloss)
''Tämä kirja on niiden.''
This book is theirs.
they; used with monopersonal verbs which require genitive such as'' pitää, täytyä, tulla, ollaFinnish|olla + ''passive present participle'' ''etc.
They have to do this now.
(infl of)