kalera
cira-kālera — all older;
CC Adi 15.6
kṛṣṇa-līlā-kālera — of the time of Lord Kṛṣṇa's presence;
CC Madhya 18.76
kali-kālera — of this age of Kali;
CC Antya 7.11
śarat-kālera — of autumn;
CC Antya 18.4