John Caius drew from his namesake, Thomas Caius, a vindication of that which it was intended to refute; and this work he entitled "Thomae Caii Vindiciae Antiquitatis Academiae Oxoniensis contra Joannem Caium Cantabrigiensem.
Quas Arias noster ex antiquitatis penu per vicennium integrum auditoribus suis larga et locuplete vena communicavit, in poetica facultate Græcanicaque doctrina Nebrissense melior, a quo tamen in varia multiplicique doctrina superabatur.
In hodiernis contentionibus in negotio religionis et doctè et piè judicat, et in veneratione antiquitatis cum iis sentit, qui optimè sentiunt.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "antiquitatis" in a variety of sentences. We hope that you will now be able to make sentences using this word.