年ねん末まつ年ねん始し休きゅう暇か

• 年ねん末まつ年ねん始し

  Refers to the year-end and New Year period in general, while 年末年始休暇 specifically means the holidays or time off during that period.

• 冬ふゆ休やすみ

  Winter break, often used for school vacations; 年末年始休暇 is more formal and typically used in workplace or official contexts.

Compound of 年末 (year-end), 年始 (beginning of the year), and 休暇 (holiday, vacation).