Strong's #4506: rhoumai (pronounced rhoo'-om-ahee)
 middle voice of an obsolete verb, akin to 4482 (through the idea of a current; compare 4511); to rush or draw (for oneself), i.e. rescue:--deliver(-er).
Thayer's Greek Lexicon:
 ̔́ 
 
  rhuomai 
 
 1) to draw to one' s self, to rescue, to deliver
 2) the deliverer
 
  Part of Speech: verb
Relation: middle voice of an obsolete verb, akin to G4482 (through the idea of a current, compare G4511)
  Citing in TDNT: 6:998, 988
 
Usage:
This word is used 18 times:
Matthew 6:13: "into temptation, but  deliver us from evil: For"
Matthew 27:43: "He trusted in God;  let him deliver him now, if he will"
Luke 1:74: "That he would grant unto us,  that we being delivered out of the hand of our enemies might serve"
Luke 11:4: "into temptation; but  deliver us from evil."
Romans 7:24: "man that I am! who  shall deliver me from the body"
Romans 11:26: "out of Zion the  Deliverer, and shall turn away ungodliness from"
Romans 15:31: "That  I may be delivered from them that do not believe in Judea; and that"
2 Corinthians 1:10: "Who  delivered us from so great a death, and doth deliver:"
2 Corinthians 1:10: "so great a death, and  doth deliver: in whom we trust that"
2 Corinthians 1:10: "that he will yet  deliver"
Colossians 1:13: "Who  hath delivered us from the power of darkness, and"
1 Thessalonians 1:10: "from the dead, even Jesus,  which delivered us from the wrath"
2 Thessalonians 3:2: "And that  we may be delivered from unreasonable and wicked men:"
2 Timothy 3:11: "them all the Lord  delivered me."
2 Timothy 4:17: "Gentiles might hear: and  I was delivered out of the mouth of the lion."
2 Timothy 4:18: "And the Lord  shall deliver me from every evil"
2 Peter 2:7: "And  delivered just Lot, vexed with the filthy conversation"
2 Peter 2:9: "The Lord knoweth  how to deliver the godly out of temptations, and to reserve"