Great-great-grandson
"Great-great-grandson" in Finnish
lapsenlapsen poika
(the son of one's great-grandchild)
pojanpojanpoika
(the son of one's great-grandchild)
pojantyttärenpoika
(the son of one's great-grandchild)
tyttärenpojanpoika
(the son of one's great-grandchild)
tyttärentyttärenpoika
(the son of one's great-grandchild)
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.