CELPIP vocabulary: requests, complaints and apologies
Everyday words and phrases for requests, complaints and apologies that come up across CELPIP Listening, Reading, Writing and Speaking, each with its meaning, an example, similar words and a CELPIP tip. This is topic 17 of our 500 essential CELPIP words.

Nouns 3
inconvenience
nounCLB 7/ˌɪnkənˈviːniəns/Trouble or difficulty caused.
“We apologize for the inconvenience.”
SimilartroublebotherdisruptionCELPIP tip "We apologize for any inconvenience" is standard business language; in Writing Task 1 complaints, describe the inconvenience you faced.
compensation
nounCLB 8/ˌkɑːmpenˈseɪʃn/Something given to make up for a loss.
“I am asking for compensation for the damaged items.”
SimilarreimbursementrefunddamagesCELPIP tip Pattern: compensation for + loss. In Writing Task 1, state exactly what compensation you expect.
misunderstanding
nounCLB 7/ˌmɪsʌndərˈstændɪŋ/A failure to understand correctly.
“There seems to be a misunderstanding.”
Similarmix-upconfusionmiscommunicationCELPIP tip "There seems to be a misunderstanding" softens a complaint and avoids blaming the reader directly.
Adjectives 6
unacceptable
adjectiveCLB 7/ˌʌnəkˈseptəbl/Not good enough to accept.
“A three-week wait is unacceptable.”
Similarintolerableunsatisfactorynot good enoughCELPIP tip Firm but polite in a complaint email; back it up with facts, such as how long you waited.
disappointed
adjectiveCLB 6/ˌdɪsəˈpɔɪntɪd/Sad that something wasn't as hoped.
“I was disappointed with the service.”
Similarlet downdissatisfiedunhappyCELPIP tip Spelling: one "s", two "p"s. Pattern: disappointed with or in something, disappointed that + clause.
frustrated
adjectiveCLB 6/ˈfrʌstreɪtɪd/Annoyed because you can't change something.
“I'm frustrated by the repeated delays.”
Similarannoyedexasperatedfed upCELPIP tip Pattern: frustrated by or with. Say it calmly in Speaking Task 6 to sound reasonable while still firm.
urgent
adjectiveCLB 6/ˈɜːrdʒənt/Needing attention immediately.
“This is an urgent matter.”
Similarpressingcriticaltime-sensitiveCELPIP tip Pairs with matter, need and attention. Use it sparingly in emails so it keeps its force.
grateful
adjectiveCLB 6/ˈɡreɪtfl/Feeling thankful.
“I'm grateful for your patience.”
SimilarthankfulappreciativeobligedCELPIP tip Spelled "grate-", not "great-". Pattern: grateful to someone for something.
convenient
adjectiveCLB 6/kənˈviːniənt/Easy or suitable.
“Would Tuesday be convenient for you?”
SimilarsuitablehandyeasyCELPIP tip Times and places are convenient, people are not: ask "Would Tuesday be convenient for you?", never "Are you convenient?"
Verbs 11
resolve
verbCLB 7/rɪˈzɑːlv/To find a solution to a problem.
“I hope we can resolve this quickly.”
Similarsolvesettlesort outCELPIP tip Close a complaint email with "I hope we can resolve this matter quickly" to sound constructive.
reimburse
verbCLB 8/ˌriːɪmˈbɜːrs/To pay back money that someone spent.
“The company will reimburse your travel costs.”
Similarrefundrepaypay backCELPIP tip Pattern: reimburse someone for something. More formal than "pay back", so it suits workplace emails.
request
verbCLB 6/rɪˈkwest/To ask politely or formally for something.
“I'm writing to request a refund.”
Similarask forseekapply forCELPIP tip No "for" after the verb: "request a refund", not "request for a refund". The noun does take it: a request for help.
clarify
verbCLB 7/ˈklærəfaɪ/To make something clearer or easier to understand.
“Could you clarify the new schedule?”
Similarexplainmake clearspell outCELPIP tip A polite way to ask for information in Writing Task 1: "Could you please clarify...?"
apologize
verbCLB 5/əˈpɑːlədʒaɪz/To say that you are sorry.
“I apologize for missing the meeting.”
Similarsay sorryexpress regretmake amendsCELPIP tip Canada generally uses "-ize" here. Pattern: apologize to someone for + -ing.
appreciate
verbCLB 6/əˈpriːʃieɪt/To be thankful for something.
“I really appreciate your help.”
Similarvaluebe grateful forwelcomeCELPIP tip Takes an object directly: "I appreciate your help", not "I appreciate for your help".
accommodate
verbCLB 8/əˈkɑːmədeɪt/To provide what someone needs or asks for.
“We can accommodate your request.”
Similarmeetcater toprovide forCELPIP tip Spelling trap: double "c" and double "m". Also means to have room for: the hall accommodates 200 people.
reschedule
verbCLB 6/ˌriːˈskedʒuːl/To change the time of a plan or appointment.
“Can we reschedule our meeting?”
Similarrearrangemovechange the date ofCELPIP tip North Americans say SKED-jool. Pattern: reschedule something for Friday.
postpone
verbCLB 7/poʊstˈpoʊn/To move something to a later time.
“The event has been postponed.”
Similardelayput offpush backCELPIP tip Postpone means a later date is planned; cancel means it will not happen at all. Listening questions test this difference.
cancel
verbCLB 5/ˈkænsl/To decide that something will not happen.
“I need to cancel my appointment.”
Similarcall offscrapdropCELPIP tip Canadian spelling usually doubles the "l": cancelled, cancelling.
confirm
verbCLB 6/kənˈfɜːrm/To say that something is definitely true or arranged.
“Please confirm your attendance.”
SimilarverifycheckfinalizeCELPIP tip End a Writing Task 1 email with "Please confirm..." to get a clear answer by a set date.
Phrasal verbs 1
follow up
phrasal verbCLB 7/ˌfɑloʊ ˈʌp/To contact someone again about something.
“I'm following up on my email from last week.”
Similarcheck inget back tochase upCELPIP tip Pattern: follow up on + topic. The noun takes a hyphen: a follow-up email.
Adverbs 1
sincerely
adverbCLB 7/sɪnˈsɪrli/Honestly and truly.
“I sincerely hope this won't happen again.”
SimilarhonestlygenuinelytrulyCELPIP tip "Sincerely" also closes a formal email; for a friend, "Best" or "Cheers" sounds more natural.
Linking words 1
alternatively
adverbCLB 8/ɔːlˈtɜːrnətɪvli/As another option.
“Alternatively, we could meet online.”
Similarinsteadas another optionotherwiseCELPIP tip Start a sentence with it, plus a comma, to offer a second solution in Writing Task 1 or Speaking Task 6.
Phrases 2
at your earliest convenience
phraseCLB 8/æt jɚ ˌɝliəst kənˈvinjəns/As soon as you can; used in formal writing.
“Please reply at your earliest convenience.”
Similaras soon as possiblewhen you canpromptlyCELPIP tip Polite and formal: perfect for emails to a landlord or manager, but too stiff for a friend.
I would appreciate it if
phraseCLB 7/aɪ wʊd əˈpriʃiˌeɪt ɪt ɪf/A polite way to ask for something.
“I would appreciate it if you could call me back.”
SimilarCould you pleaseI'd be grateful ifWould you mindCELPIP tip Don't drop "it": say "I would appreciate it if you could..." and follow with could or would + verb.
How to learn these words
- Skip the words you already use with confidence, and start with the ones at or just above your target CLB. Pick a level in Any CLB level to see only those.
- Say each example sentence out loud, then make your own sentence about your life.
- Open Flashcards to test yourself. Words you mark I know it drop out of the To learn view.
- Use two or three of the words on purpose in your next Speaking or Writing practice answer.
More CELPIP vocabulary by topic
- Housing and renting (25 words)
- Community and local life (25 words)
- Work and the workplace (25 words)
- Jobs and careers (25 words)
- Shopping and customer service (25 words)
- Money, banking and bills (25 words)
- Transportation and commuting (25 words)
- Travel and holidays (25 words)
- Health and wellness (25 words)
- Education and children (25 words)
- Family, friends and social life (25 words)
- Food and eating out (25 words)
- Weather and the environment (25 words)
- Technology (25 words)
- News and current events (25 words)
- Events and free time (25 words)
- Opinions and persuasion (25 words)
- Describing pictures and scenes (25 words)
- Linking words (25 words)
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