(n) lek (communal ground used by birds in mating season)
lekking
(n) (abbr) electronic cooking
(n) (comp) REXX
(n) (comp) Alex
(n) (abbr) telex
teletypewriter exchange
(P)
(n) flex
(P)
(n) Marek's disease
(n) Pyrex
(n) reflex
(n) wreck dive
(n) reflex
(n) complex
(P)
(n) cineplex
(n) (comp) simplex
(n) Star Trek
(n,adj-no) (comp) duplex
(n) wreck dive
(n) (comp) simplex method
(n) flexible-hours system
flextime
(n) wreck diving
(n) Star Trek: The Next Generation
(n) (comp) OptiPlex
(n) circumflex
(n) circumflex
(n) Pyrex glass
(n) (comp) full-duplex
(n) breakfast
(n) wreck diving
(n) reflex camera
(n) castration complex