week·ly 
(wēklē)
(wēklē)adv.
1. Once a week.
2. Every week.
3. By the week.
adj.
1. Of or relating to a week.
2. Occurring, appearing, or done once a week or every week.
3. Computed by the week: a weekly rate.
n. pl. week·lies
A publication issued once a week.
- blackcock
- black cod
- black cohosh
- black coral
- Black Country
- black cow
- black crappie
- black cumin
- black currant
- blackdamp
- Black Death
- black diamond
- black duck
- black dwarf
- black economy
- blacken
- blackener
- Black English
- Black English Vernacular
- black eye
- black-eyed pea
- black-eyed Susan
- blackface
- blackfish
- black flag