e·nough 
(ĭ-nŭf)
(ĭ-nŭf)adj.
Sufficient to meet a need or satisfy a desire; adequate: enough work to keep us all busy. See Synonyms at sufficient.
pron.
An adequate number or quantity: "The Gods above should give, / They have enough and we do poorly live" (Henry David Thoreau).
adv.
1. To a satisfactory amount or degree; sufficiently: Is the fish cooked enough?
2. Very; fully; quite: We were glad enough to leave.
3. Tolerably; rather: She sang well enough, but the show was a failure.
interj.
Used to express impatience or exasperation: You've been practicing the guitar all afternoon. Enough!
[Middle English enogh, from Old English genōg; see nek-2 in the Appendix of Indo-European roots.]