en novennium (n)
― RelatedTo ⟶
Weight: 1.0
en sexennium Source: English Wiktionary
en quinquennium (n)
― RelatedTo ⟶
Weight: 1.0
en sexennium Source: English Wiktionary
en septennium (n)
― RelatedTo ⟶
Weight: 1.0
en sexennium Source: English Wiktionary