Caesar was 1900 years ahead of his time when he threatened to decimate the 9th Legion, then.
The meaning may be obscure and obsolete, but the word does mean something specific.
The meaning may be obscure and obsolete, but the word does mean something specific.
Rather, I'm sure Caesar used the appropriate conjugation of the Latin verb "decimō".
Two separate, but related, words. With two separate, but related, meanings.