i Register
In some senses, freshman is marked as obsolete, US. Watch for register when choosing this word.
noun
a person (of either sex) entering the first year of an institution, especially a high school (ninth grade for US, grade 9 for Canada, grade 7 for Philippines), a university, or legislative body
At the time I was a wide-eyed freshman, but I was soon to grow jaded and cynical.
When he was but yet a freshman in Cambridge.
a novice; one in the rudiments of knowledge
I am but a Freshman yet in France, therefore I can send you no News but that all is here quiet, and 'tis no ordinary News that the French should be quiet.