Consonant-doubling verbs

List of consonant-doubling verbs

double consonants

When a regular verb ends with a vowel plus a consonant, and the final syllable is stressed, the verb doubles the last consonant before adding -ed   and –ing.

Here is the list of verbs that double the last consonants before adding –ed and –ing.



-bb-


Bob: to move repeatedly up and down on the surface of water
  • Bob bobbed, bobbing

Club: to hit very hard with something heavy
  • Club → clubbed, clubbing

Dub: to give a name or title to someone, usually by the media
  • Dub → dubbed, dubbing

Grab: to suddenly take and hold someone by a part of their body
  • Grab → grabbed, grabbing

Rub: to press and move your hand or cloth firmly and repeatedly over something
  • Rub → rubbed, rubbing

Sob: to cry noisily with deep breaths
  • Sob → sobbed, sobbing

Throb: to feel a pain in a regular repeated pattern in a part of your body
  • Throb → throbbed, throbbing


-dd-


Kid: to tell something that is not serious as a joke
  • Kid → kidded, kidding

Nod: to move your head up and down
  • Nod → nodded, nodding

Pad: to put a soft substance in or on something to protect it from damage or change its shape
  • Pad → padded, padding

Plod: to walk taking slow heavy steps because it is difficult to walk
  • Plod → plodded, plodding

Prod: to push your finger or a pointed object into someone
  • Prod → prodded, prodding

Shred: cut into thin pieces (of food) or particles (of paper)
  • Shred → shredded, shredding

Skid: to lose control and begin to slide
  • Skid → skidded, skidding

Thud: to fall or hit something in a way that makes a low, dull sound
  • Thud → thudded thudding


-gg-


Beg: to ask for something pleadingly
  • Beg → begged, begging

Blog: to write about your experiences and interest in a blog
  • Blog  → blogged,  blogging

Bug: to hide a small listening device somewhere for eavesdropping
  • Bug → bugged, bugging

Drag: to pull something heavy along the ground
  • Drag → dragged, dragging

Drug: to give a person or animal a chemical that has physical and mental effects     
  • Drug → drugged, drugging   

Flag: to mark something to make it noticeable     
  • Flag → flagged, flagging       

Hug: to hold someone with your arms to show love or friendship
  • Hug → hugged, hugging

Jog: to run at slow and leisurely speed for exercise
  • Jog → jogged, jogging

Log: to make an official record of events
  • Log → logged, logging

Mug: to attack and rob someone in a street
  • Mug → mugged, mugging

Nag: to annoy someone by complaining about something in a repeated way
  • Nag → nagged, nagging

Plug: to cover or fill a small hole with something that is suitable to it
  •  Plug → plugged, plugging

-rr-


Bar: to not allow to do something or to enter somewhere; to close with bars
  • Bar → barred, barring

Confer: to discuss something with someone or in a group before making a decision
  • Confer → conferred conferring

Infer: to form a conclusion based on the facts you know
  • Infer → inferred, inferring

Occur: to happen
  • Occur → occurred, occurring

Prefer: to like or choose someone/something rather than someone/something else
  • Prefer → preferred, preferring

Refer: to mention or write about someone/something
  • Refer → referred, referring

Star: to be in the leading role in a play, movie, etc.
  • Star → starred, starring

Stir: to mix a substance thoroughly in a container by moving a spoon or stick
  • Stir → stirred, stirring

Transfer: to move from one place to another
  • Transfer → transferred, transferring

Acquit: to state in court that someone is innocent of a crime
  • Acquit → acquitted, acquitting

-tt-


Admit: to reluctantly say that you accept something
  • Admit → admitted admitting

Allot: to give a particular share of something to use
  • Allot → allotted allotting

Chat: to talk in a friendly way to someone
  • Chat → chatted, chatting

Clot: if blood clots, it becomes thicker
  • Clot → clotted, clotting

Commit: to do something that is not allowed
  • Commit → committed, committed

Jut: to stick out further than a place or surface
  • Jut → jutted, jutting

Knit: to make clothes out of wool or cotton thread with knitting needles
  • Knit → knitted, knitting

Pat: to stroke as a way of showing affection
  • Pat → patted, patting

Regret: to feel sorry about something that you have or have not done
  • Regret → regretted, regretting

Rot: to decay slowly by natural processes
  • Rot → rotted, rotting

Spot: to notice someone/something
  • Spot → spotted, spotting

Submit: to give something to someone who is authorized to make a decision about it
  • Submit → submitted, submitting


-ll-


Appal (British English): to make someone very frightened; horrify
Appall (American English)
  • Appal → appalled, appalling    

Cancel: to say that something that was planned will not happen
  • (British English) Cancel → cancelled, cancelling
  • (American English) Cancel → canceled, canceling

Channel: to direct or send something
  • (British English) Channel → channelled, channelling
  • (American English) Channel → channeled, channeling

Control: to have authority to make decisions about something
  • Control → controlled, controlling

Counsel: to provide expert advice for someone
  • (British English) Counsel → counselled, counselling
  • (American English) Counsel → counseled, counseling

Enrol (British English): to put your name on the list of participants in something
Enroll (American English)
  • Enrol → enrolled, enrolling

Equal: to be the same in number as another
  • (British English) Equal → equalled, equalling
  • (American English)  Equal → equaled, equaling

Fulfil (British English): to achieve something that is required or wished
Fulfill (American English)
  • Fulfil → fulfilled, fulfilling

Label: to attach a label onto an object
  • (British English) Label → labelled, labelling 
  • (American English)  Label→ labeled, labeling 

Level: to make flat or destroy something
  • (British English) Label → levelled, levelling  
  • (American English)  Label→ leveled, levelling 

Marvel: to express great surprise
  • (British English) Marvel → marvelled, marvelling  
  • (American English)  Marvel→ marveled, marveling 

Signal: to give a message or information by making a sound or movement
  • (British English) Signal → signalled, signalling
  • (American English)  Signal → signaled, signaling

Travel: to make a journey
  • (British English) Travel → travelled, travelling
  • (American English)  Travel → traveled, travelling


Consonant-doubling verbs in British English



Verbs
British or American English
Past simple
Past participle
-ing form
Cancel
BrE
Cancelled
Cancelling
AmE
Canceled
Canceling
Channel
BrE
Channelled
Channelled
AmE
Channeled
Channeling
Counsel
BrE
Counselled
Counselling
AmE
Counseled
Counseling
Equal
BrE
Equalled
Equalling
AmE
Equaled
Equaling
Level
BrE
Levelled
Levelling
AmE
Leveled
Leveling
Marvel
BrE
Marvelled
Marvelling
AmE
Marveled
Marveling
Signal
BrE
Signalled
Signalling
AmE
Signaled
Signalling
Travel
BrE
Travelled
Travelling
AmE
Traveled
Traveling

British English
Appal
Enrol
Fulfil
American English
Appall
Enroll
Fulfill



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