Yearlies

3 clues
Some vet appointments
Almanacs, for instance
Almanacs, calendars, etc.
Similar answers:
Adelies
Africanlilies
Ahappynewyear
Albumoftheyear
Alkalies
Allies
Allyear
Allyearround
Allyearthrough
Andagladnewyear
Andhappynewyear
Andshelldahlianolies
Anomalies
Applies
Assemblies
Asthecroweflies
Asthecrowflies
Ataveryearlyage
Attheearliest
Awholeyear