This is the 58th most frequent Russian word.
год
"Year."
год is used here to denote 'year' as a specific point in time within which an event occurred.
В этом году я путешествовал по России.
This year, I traveled around Russia.
год is part of the phrase 'Новый год', referring specifically to the celebration of New Year's Day.
Новый год — это время чудес.
The New Year is a time of miracles.
год is used here within an age expression, denoting the quantity of years in a person's life.