on the spot

• abrupt
• abruptly
• accessible
• accident
• accounted for
• ad hoc
• ad lib
• ad-lib
• anon
• apace
• apparent
• arbitrarily
• assailable
• at first glance
• at hand
• at once
• at short notice
• attackable
• attendant
• attending
• automatic
• autoschediastic
• available
• away
• bang
• bare
• bared
• breakneck
• briskly
• brought to light
• burning
• by ear
• casual
• caught
• chance
• chancy
• clamant
• clear
• contemporary
• crying
• current
• dangerous
• debunked
• defenseless
• defined
• delicate
• denuded
• dicey
• dire
• direct
• directly
• disclosed
• discovered
• divulged
• double trouble
• double-time
• dug up
• endangered
• endangerment
• evident
• exactly
• exhibited
• exigent
• existent
• expedient
• expeditious
• expeditiously
• exposed
• exposure
• extant
• extemporary
• extempore
• fake
• fast
• fleet
• fleetly
• for show
• forthwith
• found out
• fraught with danger
• free
• freely
• full-tilt
• going for broke
• hairy
• hands tied
• handy
• hanging by a thread
• harefooted
• hastily
• hasty
• hazard
• hazardous
• headlong
• helpless
• hereabouts
• hereupon
• hither
• hitherto
• iffy
• immediate
• immediately
• imperative
• impetuously
• importunate
• impromptu
• improv
• improvisatory
• improvised
• improviso
• impulsively
• in a flash
• in a jiffy
• in a new york minute
• in a pickle
• in a tight spot
• in attendance
• in dutch
• in hot water
• in line of fire
• in no time
• in nothing flat
• in this direction
• in view
• incontinently
• indefensible
• informal
• insecure
• insecurity
• insistent
• instant
• instantaneous
• instantaneously
• instanter
• instantly
• jamming
• jeopardous
• laid bare
• liability
• liable
• like a clay pigeon
• like a sitting duck
• like now
• long shot
• made manifest
• made the scene
• made-up
• makeshift
• manifest
• momentarily
• naked
• near
• night call
• not a prayer
• now
• now or never
• off the bat
• off the cuff
• off the deep end
• off the top of head
• offhand
• on a dime
• on alert
• on board
• on deck
• on display
• on hand
• on impulse
• on slippery ground
• on the dot
• on the double
• on the hot seat
• on the line
• on thin ice
• on view
• open
• opportunely
• out on a limb
• out on limb
• pdq
• peeled
• peremptorily
• peril
• perilous
• pigeon
• playing with fire
• plumb
• poor
• posthaste
• precarious
• precariousness
• pregnable
• prepared
• present
• present-day
• presently
• pressing
• presto
• prompt
• promptly
• pronto
• punctually
• quick
• quick-fire
• quickly
• rapid
• rapidly
• rashly
• readily
• ready
• recklessly
• resolved
• revealed
• right
• right away
• right now
• right off
• risk
• risky
• rocky
• seasonably
• sensitive
• shaky
• shortly
• show up
• shown
• sitting duck
• snap
• snappily
• solved
• soon
• soon afterward
• speculative
• speedily
• speedy
• split-second
• spontaneous
• spur-of-the-moment
• standing by
• straight away
• straight off
• straightaway
• straightway
• stripped
• sucker
• sudden
• suddenly
• summarily
• susceptible
• swift
• swiftly
• taking for ride
• tender
• there
• there with bells on
• thereupon
• thin-skinned
• this instant
• this minute
• thought out loud
• ticklish
• toss off
• toss out
• tossed off
• tossed out
• touch-and-go
• touchy
• tout de suite
• treacherous
• tricky
• unarmed
• uncertain
• unconcealed
• uncovered
• unexpectedly
• unguarded
• unhealthy
• unhesitatingly
• unhidden
• unmasked
• unplanned
• unpremeditated
• unprepared
• unprotected
• unrehearsed
• unsafe
• unsealed
• unsheltered
• unsound
• unstudied
• unveiled
• up a tree
• up the creek
• urgently
• venture
• venturesome
• vincible
• visible
• vulnerability
• weak
• wicked
• wide open
• wide-open
• winging it
• within reach
• without delay
• without hesitation
• without waste

• absent
• ambiguous
• assurance
• assured
• away
• blocked
• certain
• certainty
• closed
• clothed
• concealed
• definite
• delayed
• deliberate
• distant
• eventual
• eventually
• far
• future
• guarded
• harmless
• healthy
• hidden
• honest
• insensitive
• late
• later
• never
• obscure
• old
• old-fashioned
• past
• planned
• powerful
• premeditated
• prepared
• private
• protected
• protection
• read
• rehearsed
• safe
• safety
• secret
• secure
• sheltered
• shielded
• slow
• slowly
• sluggish
• stable
• strong
• sure
• surety
• tardily
• tardy
• there
• unclear
• unimportant
• unsusceptible
• vague
• well
• written

• He was hired on the spot after a great interview.
• The police caught them on the spot with the stolen items.
• I had to give a speech on the spot, with no time to prepare.
• They made the decision on the spot during the meeting.
• She apologized on the spot when she realized her mistake.

jeopardy

bang

immediately

off the bat

on a dime

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