WordWeb Online

1. Somewhat ill or prone to illness
   "you look a little peaked"
   - ailing, indisposed, poorly, sickly, unwell, under the weather, seedy, out of sorts, off-colour [Brit], crook [Austral, NZ]
    
2. Having or rising to a peak
   "the peaked ceiling"; "the island's peaked hills"

1. To reach the highest point; attain maximum intensity, activity
   "That wild, speculative spirit peaked in 1929"
   - top out

Sounds like: peeked, piqued

See also: ill, pointed, sick

Type of: arrive at, attain, gain, hit, make, reach

Encyclopedia: Peak Peak, SC Peak, South Carolina