
1) Age, to Agrippa 2) Lifetime, to Livy 3) Philippine dwarfs 4) Zambales people
Found on
https://www.crosswordclues.com/clue/aetas

Latin, meaning: an age, stage, period of life, time, era.
Found on
http://archives.nd.edu/aaa.htm

an age, stage, period of life, time, era.
Found on
https://www.math.ubc.ca/~cass/frivs/latin/latin-dict-full.html
No exact match found.