List of semimonthly synonyms and semimonthly related words.
annual, biannual, biennial, bimonthly, biweekly, catamenial, centenary, centennial, daily, decennial, diurnal, fortnightly, hebdomadal, hourly, menstrual, momentary, momently, monthly, quarterly, quotidian, secular, semestral, semiannual, semiweekly, semiyearly, tertian, triennial, weekly, yearly