3 syllables:
allinder, calendar, callander, kalendar, vcalendar

4 syllables:
church calendar, encalendar, icalendar

5 syllables:
farmer's calendar, hebrew calendar, hindu calendar, jewish calendar, lunar calendar, moslem calendar, muslim calendar, roman calendar, solar calendar

6 syllables:
appointment calendar, julian calendar

7 syllables:
gregorian calendar

9 syllables:
ecclesiastical calendar, revolutionary calendar

13 syllables:
2021 local electoral calendar

2 syllables:
ember, centre, centaur, mentor, venter, stentor, enter, member, renter, center, tenter, temper

3 syllables:
nerve center, storm center, concenter, extempore, remember, november, presenter, september, pro tempore, distemper, december, accentor, centare, nonmember, precentor, dismember, attemper, dissenter, inventor, acular, adductor, agateware, albacore, amateur, angular, annular, aquifer, atmosphere, avatar, bachelor, balancer, bannister, battledore, battler, blasphemer, blastomere, blastopore, blastosphere, blastular, cadastre, caliber, caliper, camelhair, canister, cannular, canvasser, catheter, cavalier, challenger, chancellor, crackleware, dabbler, falconer, fastener, gallagher, glandular, grandmother, graniteware, granular, hackamore, handcolor, handlebar, handler, jacamar, janitor, labrador, lackluster, lacklustre, lancaster, lapplander, lavender, manager, massacre, matador, paddler, passenger, prattler, rattler, saddler, saltshaker, salvador, sapsucker, scapular, scavenger, straphanger, stratosphere, tablature, tanager, traveler, traveller, vascular, vladimir, waggoner, wagoner, wrangler, zanzibar

4 syllables:
charter member, shopping center, ambassador, avascular, capacitor, decameter, dekalitre, dekameter, diameter, elastomer, el salvador, embassador, enamelware, entablature, examiner, excalibur, french lavender, great grandmother, ground rattler, hexameter, hexangular, horse wrangler, knight bachelor, lord chancellor, octameter, octangular, parameter, pentameter, pentangular, rectangular, san salvador, sash fastener, sea lavender, slide fastener, snap fastener, spectacular, spike lavender, stage manager, titanosaur, triangular, vernacular, vice chancellor, world traveler, zip-fastener

5 syllables:
canine distemper, acetabular, bank examiner, business traveler, city manager, cross-examiner, district manager, english lavender, fellow traveler, fellow traveller, hotel manager, iron chancellor, like an amateur, lord high chancellor, paper fastener, prairie rattler

6 syllables:
community center, bypass capacitor, cardiovascular, commercial traveler, commercial traveller, general manager, hearing examiner, semidiameter, trimming capacitor, vernier caliper

7 syllables:
black english vernacular, corrugated fastener, medical examiner, micrometer caliper

9 syllables:
electrolytic capacitor