4994  na'  naw

 a primitive particle of 
incitement and entreaty, 
which may usually be 
rendered: "I pray," "now," or 
"then"; added mostly to verbs 
(in the Imperative or 
Future), or to interjections, 
occasionally to an adverb or 
conjunction:--I beseech 
(pray) thee (you), go to, 
now, oh.