daybreak
the first light of morning; dawn
We set off at daybreak to avoid the heat.
daylight
natural light from the sun during the day
The room was flooded with daylight.
daytime
the period of the day when it is light
I prefer to exercise during the daytime.
daydream
a series of pleasant thoughts while awake
He sank into a daydream instead of finishing his work.
daycare
care provided for children during the day
She dropped her son off at daycare before work.
birthday
the anniversary of the day someone was born
We celebrated her birthday with a small party.
holiday
a day of celebration or time off from work
They went to the beach for the long holiday.
yesterday
the day before today
I saw him yesterday at the market.
weekday
any day of the week except Saturday and Sunday
Traffic is heavier on weekdays than weekends.
daylong
lasting for the whole day
They held a daylong conference on climate change.