Amortisation vs Discharge

When to use each in English, with meaning, register, and examples.

Amortisation

FormalBeyond 10,000 (less common)

Discharge

Top 2,000 (common)C1verb
Most formal: AmortisationMost common: Discharge
 AmortisationDischarge
Pronunciation🇬🇧 //ˌæmɔːtəˈzeɪʃən//🇺🇸 //ˌæmɔːrtəˈzeɪʃən//🇬🇧 /["/dɪsˈtʃɑːdʒ/","/dɪsˈtʃɑːdʒɪz/","/dɪsˈtʃɑːdʒd/","/dɪsˈtʃɑːdʒɪŋ/"]/🇺🇸 /["/dɪsˈtʃɑːrdʒ/","/dɪsˈtʃɑːrdʒɪz/","/dɪsˈtʃɑːrdʒd/","/dɪsˈtʃɑːrdʒɪŋ/"]/
MeaningThe process of paying off a debt gradually over time.To let go or release someone or something.
ExampleThe bank offers a detailed plan for the amortisation of your loan.The hospital will discharge the patient tomorrow morning after the final checkup.
RegisterFormalNeutral
How commonBeyond 10,000 (less common)Top 2,000 (common)
CEFR level-C1
Part of speechverb
Collocationsamortisation schedule, amortisation period, amortisation process, amortisation table, amortisation expensedishonourably/​dishonorably, honourably/​honorably, from, conditionally, formally, directly, from, into, fully, properly, faithfully, accidentally
Antonyms-charge, detain
Common mistakesConfused with 'amortization' - the British spelling is 'amortisation'., Using it in informal contexts where simpler terms are preferred., Misunderstanding it as instant payment instead of gradual.Confused with 'charge' which means to accuse or demand payment., Using 'discharge' incorrectly for emotional release instead of physical or legal release., Mixing up the verb form with the noun form.
Usage notesUsed in financial contexts, often in discussions about loans and investments. Not common in everyday conversation.Use 'discharge' when discussing the release of a duty, responsibility, or patient, especially in medical or legal contexts. Avoid in informal settings.

See it in real clips

Discharge

Frequently asked questions: Amortisation vs Discharge

What's the difference between Amortisation and Discharge?

Amortisation: The process of paying off a debt gradually over time. Discharge: To let go or release someone or something.

Which is more formal: Amortisation and Discharge?

Amortisation is the most formal of these.

Which is more common: Amortisation and Discharge?

Discharge is the most common in everyday English.

Can you show an example of each?

Amortisation: The bank offers a detailed plan for the amortisation of your loan. Discharge: The hospital will discharge the patient tomorrow morning after the final checkup.

Can I use Amortisation and Discharge interchangeably?

Not always. Amortisation and Discharge are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

Related comparisons