"peaked" in the verb sense
1. top out, peak
to reach the highest point attain maximum intensity, activity
"That wild, speculative spirit peaked in 1929"
"Bids for the painting topped out at $50 million"
"peaked" in the adjective sense
1. ailing, indisposed, peaked, poorly, sickly, unwell, under the weather, seedy
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"
2. peaked
having or rising to a peak
"the peaked ceiling"
"the island's peaked hills"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License