昼間【ひるま】
daytime, during the day, time from sunrise until sunset, diurnal period
昼食【ちゅうしょく】
lunch, midday meal, food served at a tea party (tea ceremony)
昼寝【ひるね】
(afternoon) nap, sleeping during the day, siesta
お昼【おひる】
lunch, noon, midday, daytime, waking up, getting up, rising
昼夜【ちゅうや】
day and night
昼過ぎ【ひるすぎ】
just past noon, afternoon
昼休み【ひるやすみ】
lunch break, noon recess, noon rest period
昼前【ひるまえ】
morning, forenoon, just before noon
昼下がり【ひるさがり】
early afternoon
昼飯【ひるめし】
lunch, midday meal
白昼【はくちゅう】
daytime, midday
真昼【まひる】
midday, broad daylight