Strong's #1618: ektenes (pronounced ek-ten-ace')
from 1614; intent:--without ceasing, fervent.
Thayer's Greek Lexicon:
̓́
ektenēs
1) stretched out
2) metaphorically intent, earnestly, assiduously
Part of Speech: adjective
Relation: from G1614
Citing in TDNT: 2:463, 219
Usage:
This word is used 2 times:
Acts 12:5: "prayer was made without ceasing of the church"
1 Peter 4:8: "above all things have fervent charity among yourselves: for"