apex — An Apex or an Apex ticket is a ticket for a journey by air or rail which costs less than the standard ticket, but which you have to book a specified period in advance.
Four-or-more syllable rhymes
ibis — any of several large wading birds of the family Threskiornithidae, of warm temperate and tropical regions, related to the herons and storks, and characterized by a long, thin, downward-curved bill. Compare sacred ibis.
