Admission Day, Arbor Day, Armed Forces Day, Armistice Day, Army Day, Bastille Day, Colorado Day, Constitution Day, Decoration Day, Dewali, Discovery Day, Double Ten, Easter Monday, Election Day, Empire Day, Evacuation Day, Flag Day, Foundation Day, Fourth of July, Groundhog Day, Halifax Day, Halloween, Holi, Ides of March, Kuhio Day, Labor Day, Lenin Memorial Day, Loyalty Day, Maryland Day, May Day, Mecklenburg Day, Memorial Day, Midsummer Day, National Aviation Day, Navy Day, Nevada Day, Pan American Day, Pascua Florida Day, Pioneer Day, Remembrance Day, Roosevelt Day, State Day, Texas Independence Day, United Nations Day, V-E Day, Victory Day, West Virginia Day, Wyoming Day, anniversaries, annual holiday, bicentenary, bicentennial, biennial, birthday, bissextile day, celebrating, celebration, centenary, centennial, ceremony, commemoration, decennial, diamond jubilee, dressing ship, fanfare, fanfaronade, festivity, flourish of trumpets, golden wedding anniversary
, holiday, holy days, immovable feast, jubilee, leap year, marking the occasion, memorialization, memory, name day, natal day, observance, octennial, ovation, quadrennial, quasquicentennial, quincentenary, quincentennial, quinquennial, rejoicing, religious rites, remembrance, revel, rite, ritual observance, salute, salvo, septennial, sesquicentennial, sextennial, silver wedding anniversary
, solemn observance, solemnization, tercentenary, tercentennial, testimonial, testimonial banquet, testimonial dinner, toast, tribute, tricennial, triennial, triumph, wedding anniversary
regularity of recurrence, periodicity, intermittence, beat, oscillation, pulse, pulsation, rhythm, alternation, alternateness, alternativeness, alternity, bout, round, revolution, rotation, turn, say, anniversary
, jubilee, centenary, catamenia, courses, menses, menstrual flux, rota, cycle, period, stated time, routine, days of the week, Sunday, Monday, months of the year, January, feast, fast, Christmas, Easter, New Year's day, Allhallows, Allhallowmas, All Saints' Day, All Souls', All Souls' Day, Ash Wednesday, bicentennial, birthday, bissextile, Candlemas, Dewali, groundhog day, Halloween, Hallowmas, Lady day, leap year, Midsummer day, Muharram, woodchuck day, St. Swithin's day, natal day, yearbook, yuletide, punctuality, regularity, steadiness, periodic, periodical, serial, recurrent, cyclical, rhythmical, recurring, intermittent, remittent, alternate, every other, hourly, diurnal, daily, quotidian, tertian, weekly, hebdomadal, hebdomadary, biweekly, fortnightly, bimonthly, catamenial, monthly, menstrual, yearly, annual, biennial, triennial, centennial, secular, paschal, lenten, regular, steady, punctual, regular as clockwork, periodically, at regular intervals, at stated times, at fixed established, at established periods, punctually, de die in diem, from day to day, day by day, by turns, in turn, in rotation, alternately, every other day, off and on, ride and tie, round and round.