ひる
noon, daytime
ひるごはん
lunch, midday meal
ひるま
daytime, during the day
ひるやすみ
lunch break, noon recess
おひる
lunch, noon
ちゅうしょく
lunch (same as 昼ご飯 (ひるごはん))
ひるね
nap (at home), siesta
ひるめし
lunch (mid-day meal)