peaked in WordNet English dictionary

1. somewhat ill or prone to illness
   "my poor ailing grandmother"; "feeling a bit indisposed today"; "you look a little peaked"; "feeling poorly"; "a sickly child"; "is unwell and can't come to work"
   ailing  indisposed  peaked  poorly  sickly  unwell  under the weather  seedy 
   
2. having or rising to a peak
   "the peaked ceiling"; "the island's peaked hills"
   peaked