semiyearly
Moby betekeniswoordenboek: annual, biannual, biennial, bimonthly, biweekly, catamenial, centenary, centennial, daily, decennial, diurnal, fortnightly, hebdomadal, hourly, menstrual, momentary, momently, monthly, quarterly, quotidian ... meer laten zien.
Vind elders meer over semiyearly: etymologie - rijmwoorden - Wikipedia.
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