8548  tamiyd  taw-meed'

 from an unused root meaning 
to stretch; properly, 
continuance (as indefinite 
extension); but used only 
(attributively as adjective) 
constant (or adverbially, 
constantly); ellipt. the 
regular (daily) sacrifice:--
alway(-s), continual 
(employment, -ly), daily, 
((n-))ever(-more), perpetual.