Refers to the formal greetings or speech given at the beginning of the new year, often in a workplace or official setting.
The company president announced this year's goals in his New Year's address.
Relatives gathered to exchange New Year's greetings.
Similar meaning, but 新年の挨拶 is more general and can refer to any New Year greeting, while 年頭の挨拶 often implies a formal speech or address at the start of the year.
Standard kanji spelling; appropriate for formal contexts.
Common mixed kanji-kana spelling; 挨拶 is often written in kana.
Compound of 年頭 (beginning of the year) and 挨拶 (greeting).