дека

Etymology
From, with loss of the yer and simplification of the initial cluster, and extended with the adverbial suffix. The shift from a locative to a completive function appears to be calqued on Greek.

Conjunction

 * 1) that
 * 2)  because

Noun

 * 1) sounding board

Etymology 1
From earlier, from.

Noun

 * 1)  grandfather, grandpa

Etymology 2
From.

Noun

 * 1)  blanket