| BACKUPS | • backups n. Plural of backup. • back-ups n. Plural of back-up.
 • BACKUP n. a substitute, a standby.
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| BREAKUPS | • breakups n. Plural of breakup. • break-ups n. Plural of break-up (alternative spelling of breakups).
 • BREAKUP n. the act of breaking up.
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| CHECKUPS | • checkups n. Plural of checkup. • check-ups n. Plural of check-up.
 • CHECKUP n. an examination.
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| COCKUPS | • cockups n. Plural of cockup. • cock-ups n. Plural of cock-up.
 • COCKUP n. a turned-up part of something.
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| CRACKUPS | • crackups n. Plural of crackup. • CRACKUP n. a mental breakdown.
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| FUCKUPS | • fuckups n. Plural of fuckup. • fuck-ups n. Plural of fuck-up.
 • fuck␣ups n. Plural of fuck up.
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| HOOKUPS | • hookups n. Plural of hookup. • hook-ups n. (Colloquial) A pair of miniature valves right next to each other on a wall, connecting through the wall…
 • HOOKUP n. an electrical assemblage.
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| KICKUPS | • kickups n. Plural of kickup. • KICKUP n. a noisy argument.
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| LINKUPS | • linkups n. Plural of linkup. • LINKUP n. something that serves as a linking device.
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| LOCKUPS | • lockups n. Plural of lockup. • lock-ups n. Plural of lock-up.
 • LOCKUP n. a jail.
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| LOOKUPS | • lookups n. Plural of lookup. • look-ups n. Plural of look-up.
 • LOOKUP n. the process of looking something up.
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| MARKUPS | • markups n. Plural of markup. • mark-ups n. Plural of mark-up.
 • MARKUP n. the difference between a wholesale and retail price.
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| MOCKUPS | • mockups n. Plural of mockup. • mock-ups n. Plural of mock-up.
 • MOCKUP n. a full-sized model.
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| PICKUPS | • pickups n. Plural of pickup. • pick-ups n. Plural of pick-up.
 • pick␣ups n. Plural of pick up.
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| STACKUPS | • stackups n. Plural of stackup. • STACKUP n. an arrangement of circling airplanes over an airport waiting to land.
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| STICKUPS | • stickups n. Plural of stickup. • STICKUP n. (colloquial) a robbery at gunpoint.
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| WALKUPS | • walkups n. Plural of walkup. • walk-ups n. Plural of walk-up.
 • WALKUP n. an apartment house with no lift.
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| WORKUPS | • workups n. Plural of workup. • WORKUP n. an intensive diagnostic study.
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