Strong's #7451: ra` (pronounced rah)
 from 7489; bad or (as noun) evil (natural or moral):-- adversity, affliction, bad, calamity, + displease(-ure), distress, evil((- favouredness), man, thing), + exceedingly, X great, grief(-vous), harm, heavy, hurt(-ful), ill (favoured), + mark, mischief(-vous), misery, naught(-ty), noisome, + not please, sad(-ly), sore, sorrow, trouble, vex, wicked(-ly, -ness, one), worse(-st), wretchedness, wrong. (Incl. feminine raaah; as adjective or noun.).
Brown-Driver-Briggs Hebrew Lexicon:
 / 
  ra‛ / râ‛âh 
 
 1) bad, evil (adjective)
 
 1a) bad, disagreeable, malignant
 1b) bad, unpleasant, evil (giving pain, unhappiness, misery)
 1c) evil, displeasing
 1d) bad (of its kind - land, water, etc)
 1e) bad (of value)
 1f) worse than, worst (comparison)
 1g) sad, unhappy
 1h) evil (hurtful)
 1i) bad, unkind (vicious in disposition)
 1j) bad, evil, wicked (ethically)
 
 1j1) in general, of persons, of thoughts
 1j2) deeds, actions
 
 2) evil, distress, misery, injury, calamity (noun masculine)
 
 2a) evil, distress, adversity
 2b) evil, injury, wrong
 2c) evil (ethical)
 
 3) evil, misery, distress, injury (noun feminine)
 
 3a) evil, misery, distress
 3b) evil, injury, wrong
 3c) evil (ethical)
 
  Part of Speech: see above in Definition
Relation: from H7489
  Same Word by TWOT Number:  2191a, 2191c
Usage:
This word is used 668 times:
1 Samuel 30:22: "Then answered all  the wicked men and men of Belial, of those that"
2 Samuel 3:39: "me: the LORD shall reward the doer  of evil according to his wickedness."
2 Samuel 3:39: "shall reward the doer of evil  according to his wickedness."
2 Samuel 12:9: "the commandment of the LORD, to do  evil in his sight? thou hast killed Uriah"
2 Samuel 12:11: "the LORD, Behold, I will raise up  evil against thee out of thine own house, and I will take"
2 Samuel 12:18: "hearken unto our voice: how  will he then vex himself, if we tell him that the child"
2 Samuel 13:16: "unto him, There is no cause: this  evil in sending me away is greater than the other"
2 Samuel 13:22: "neither good nor  bad: for Absalom hated"
2 Samuel 14:17: "the king to discern good  and bad: therefore the LORD thy God will be with"
2 Samuel 15:14: "he overtake us suddenly, and bring  evil upon us, and smite the city"
2 Samuel 16:8: "of Absalom thy son: and, behold,  thou art taken in thy mischief, because thou art a bloody man."
2 Samuel 17:14: "of Ahithophel, to the intent that the LORD might bring  evil upon Absalom."
2 Samuel 18:32: "that rise against  thee to do thee hurt, be as that young man"
2 Samuel 19:7: "with thee this night: and that will be worse unto thee than all  the evil that"
2 Samuel 19:35: "and can I discern between good  and evil? can thy servant taste"
2 Samuel 24:16: "it, the LORD repented him of  the evil, and said to the angel that destroyed the people,"
1 Kings 1:52: "a hair of him fall to the earth: but if  wickedness shall be found in him, he shall die."
1 Kings 2:44: "knowest all  the wickedness which thine heart is privy to, that"
1 Kings 2:44: "therefore the LORD shall return  thy wickedness upon thine own head;"
1 Kings 3:9: "that I may discern between good  and bad: for who is able to judge"
1 Kings 5:4: "on every side, so that there is neither adversary nor  evil occurrent."
1 Kings 9:9: "hath the LORD brought upon them all this  evil."
1 Kings 11:6: "And Solomon did  evil in the sight of the LORD, and went not fully after"
1 Kings 11:25: "the days of Solomon, beside  the mischief that Hadad did: and he abhorred Israel,"
1 Kings 13:33: "Jeroboam returned not  from his evil way, but made again"
1 Kings 14:10: "Therefore behold, I will bring  evil upon the house of Jeroboam, and will cut off"
1 Kings 14:22: "And Judah did  evil in the sight of the LORD, and they provoked him to jealousy with their sins"
1 Kings 15:26: "And he did  evil in the sight of the LORD, and walked in the way of his father, and in his sin"
1 Kings 15:34: "And he did  evil in the sight of the LORD, and walked in the way of Jeroboam, and in his sin"
1 Kings 16:7: "his house, even for all  the evil that he did in the sight of the LORD,"
1 Kings 16:19: "which he sinned in doing  evil in the sight of the LORD, in walking in the way"
1 Kings 16:25: "But Omri wrought  evil in the eyes of the LORD, and did worse than all"
1 Kings 16:30: "the son of Omri did  evil in the sight of the LORD above all"
1 Kings 20:7: "how this man seeketh  mischief: for he sent unto me for my wives,"
1 Kings 21:20: "thee: because thou hast sold thyself to work  evil in the sight of the LORD."
1 Kings 21:21: "Behold, I will bring  evil upon thee, and will take away thy posterity, and will cut off from Ahab"
1 Kings 21:25: "which did sell himself to work  wickedness in the sight of the LORD, whom"
1 Kings 21:29: "me? because he humbleth himself before me, I will not bring  the evil in his days:"
1 Kings 21:29: "bring the evil in his days: but in his son's days will I bring  the evil upon"
1 Kings 22:8: "prophesy good concerning me, but  evil. And Jehoshaphat said,"
1 Kings 22:18: "no good concerning me, but  evil?"
1 Kings 22:23: "thy prophets, and the LORD hath spoken  evil concerning"
1 Kings 22:52: "And he did  evil in the sight of the LORD, and walked in the way of his father, and in the way"
2 Kings 2:19: "my lord seeth: but the water  is naught, and the ground barren."
2 Kings 3:2: "And he wrought  evil in the sight of the LORD; but not like his father, and like his mother:"
2 Kings 4:41: "that they may eat. And there was no  harm in the pot."
2 Kings 6:33: "him: and he said, Behold, this  evil is of the LORD; what"
2 Kings 8:12: "Because I know  the evil that thou wilt do unto the children of Israel:"
2 Kings 8:18: "was his wife: and he did  evil in the sight of the LORD."
2 Kings 8:27: "of the house of Ahab, and did  evil in the sight of the LORD, as did the house of Ahab:"