Possible Questions:
- Sack
- Stadium sound
- Heckle
- Greet the villain
- Haunted house sound
- Deride
- Sound of disapproval
- Bronx cheer
- Derisive sound
- Nickname of recluse Arthur Radley in "To Kill a Mockingbird"
- Jeer
- Cry of contempt
- Catcall
- Stadium cry
- Derisive cry
- Show displeasure
- Halloween shout
- Halloween cry
- Scare word
- "You stink!"
- Express disapproval
- Discouraging word
- Word of disapproval
- Scary shout
- Scary cry
- Halloween word
- Halloween sound
- Ghost's greeting
- Express displeasure
- Scornful sound
- Halloween greeting
- Ghost's cry
- Audience insult
- Raspberry's cousin
- Negative reaction
- Hoo preceder
- Heckle, in a way
- "Get off the stage!"
- Sound from the bleachers
- Shout to a hiccuper
- Shocking sound
- Scary sound
- Halloween holler
- Greeting for the villain
- Greet the opposing team
- Bleachers sound
- "Hiss" accompanier
- "Bad call!"
- Vocalize displeasure
- Verbalized displeasure
- Shout of disapproval
- Scary word
- Scarer's shout
- Response to a bad call
- Rah's antithesis
- Heckler's holler
- Ghostly greeting
- Ghost's shout
- Frightening sound
- Exclamation to startle
- Example of scare tactics
- Cry in the dark?
- Call of the riled
- "You suck!"
- "Bad call, ref!"
- Word Casper seldom uses
- When repeated, Yogi's pal
- Voice derision toward
- Startling exclamation
- Startling cry
- Startling announcement?
- Show dissatisfaction
- Serenade the ump
- Scare tactic?
- Response that, odds are, I'm probably going to get
- React to a bad call
- Raspberry's relative
- Raspberry relative
- Poor reception
- It might make you start
- Heckler's word
- Heckler's cry
- Half a gaffe
- Greet uncivilly
- Fan's rebuke
- Discouraging word?
- Disapproving shout
- Disagree with a call, perhaps
- Cry of disapproval
- Certain holiday greeting
- Bleacher bum's shout
- Audience put-down
- Angry sound
- "You suck"
- "To Kill a Mockingbird" character
- "That stinks!"
- "Play something better!"
- Word to a villain
- Word that might fix a spastic diaphragm
- Word that leads to some starts?
- Word meant to startle
- Word from a heckler
- When repeated, a blunder
- Welcome uncivilly
- Voice derision towards
- Verbal frightener
- Trick or treat substitute
- Surprising word
- Startling word
- Startling sound
- Starting word
- Stands complaint
- Stadium statement
- Stadium shout of disapproval
- Stadium bird
- Sound of scorn
- Sound of disfavor
- Shout with cupped hands, maybe
- Shout to startle
- Shout abhorred by Casper
- Shocking word
- Shock giver
- Serenade the umpire
- Scary syllable
- Scary exclamation
- Rude welcome at the park
- Response to an error, maybe
- Respond to a bad call, maybe
- Reclusive Radley of "To Kill a Mockingbird"
- Reaction dreaded by a performer
- React to the villain's entrance
- React to an umpire's bad call
- React to a bad performance
- Opposite of "Good job!"
- One-named rock star
- One in an unhappy chorus
- October 31 shout
- Oct. 31 greeting
- Noise heard in late October
- Late October yell
- Jump causer
- Jeering shout
- Jeering cry
- It's said with a thumbs-down
- It'll give you a start
- It might make you jump
- It may scare you!
- It may produce a chill
- It may make you jump
- It may give you a start
- It may give you a good start
- It causes many to start
- It can come as a shock
- It can cause a start
- Interjection heard on Halloween
- Hurrah's opposite
- Hoo's partner
- Hobgoblin's word
- Hiss's partner
- Hiss's cousin
- Hiss partner
- Hiss alternative
- Hiss accompanier
- Hiccup-stopping shout, maybe
- Hiccup-fighting word
- Heckler's heckle
- Haunted house greeting
- Harper Lee character
- Halloween haunted house sound
- Halloween cry divided in this puzzle's eight longest answers
- Halloween call
- Hallowe'en sound
- Hallowe'en greeting
- Half slip?
- Half a blunder
- Greeting for the visiting team
- Greet the visitors?
- Greet the villain appropriately
- Greet the bad guys
- Greet the bad guy
- Goose pimples producer
- Give the umpire grief
- Ghostly cry
- Ghost's word
- Ghost's call
- Ghost word
- Ghost call
- “Get off the stage!”
- Frightening word
- Frightening exclamation
- Fan's verbal thumbs-down
- Fan's thumbs-down
- Fan's jeer
- Fan's complaint
- Fan noise?
- Express displeasure at
- Evince distaste
- Displeased reaction
- Disgruntled shout
- Disgruntled fan's sound
- Discontented cry
- Disapprove loudly
- Deplore, in a way
- Crowd noise, sometimes
- Critical cry
- Cousin of a raspberry
- Cause of a scare
- Catcaller's cry
- Catcall's kin
- Call from the stands
- Call from the bleachers
- Bravo's opposite
- Blast from the bleachers
- Bad sound at a campaign rally
- Audience disapproval
- Alarming shout
- A blast from a bleacher
- [Bad call!]
- "You're wrong, ump!"
- "To Kill a Mockingbird" character Radley
- "That's not fair!"
- "No fair!"
- "Monsters, Inc." girl
- "Mockingbird" character
- "Kill the ump!"
- "Eek!" provoker
- "Eek!" preceder
- "Eek!" elicitor
- "Didn't say ___"
- "Check your eyes, ump!"
- "Bad call, ump!"
- ''To Kill a Mockingbird'' character
- ''Bad call, ump!''
- ___-birds (unhappy fans, in slang)