Sorry to be 'that guy' but Caesar didn't add August.
His nephew only took the name Augustus after he became emperor.
The Senate added August to honour him after he defeated Marc Anthony.
Source - me, ancient history and ancient military history professor (in training)
November - "non" - 9
December - "dec" - 10
Monober (mono=1)
Duober (duo=2)
Tricember (tri=3)
Cuadrober (cuad=4)
Quintember (quint=5)
Hexober (hex=6)
Heptember (hept=7)
October (oct=8)
November (non=9)
December (dec=10)
Hendober (hendecagon=11 sided polygon)
Dodecember (dodecagon=12 sided polygon)
His nephew only took the name Augustus after he became emperor.
The Senate added August to honour him after he defeated Marc Anthony.
Source - me, ancient history and ancient military history professor (in training)