US English

UK/APAC English

Canadian English

Words beginning with “non”

change to “non-”

DON’T CHANGE “NON” TO “NON-”

Words ending/having “or”

Examples:

Humor

Color

Candor

Behavior

Honor

Harbor

Vigor

Favor

Neighbor

Demeanor

Savor

Labor

Armor

Rumor

Flavor

Endeavor

Change to “our”

Examples:

Humour

Colour

Candour

Behaviour

Honour

Harbour

Vigour

Favour

Neighbour

Demeanour

Savour

Labour

Armour

Rumour

Flavour

Endeavour

Do not change:

collaborate, laborious, elaborate, senior, vendor, superior:

Change to “our”

Examples:

Humour

Colour

Candour

Behaviour

Honour

Harbour

Vigour

Favour

Neighbour

Demeanour

Savour

Labour

Armour

Rumour

Flavour

Endeavour

Do not change:

collaborate, laborious, elaborate, senior, vendor, superior:

Words ending in “er”

Examples:

Caliber

Center

Theater

Maneuver

Meter

Liter

Sometimes change to “re”

Examples:

Calibre

Centre

Theatre

Manoeuvre (eu changes to “oeu”)

Metre

Litre

Do not change:

Parameter

Sometimes change to “re”

Examples:

Calibre

Centre

Theatre

Manoeuvre (eu changes to “oeu”)

Metre

Litre

Do not change:

Parameter

Verbs ending in “ing” where “e” has been deleted for the words below:

Example:

Routing

Have “e” added back in — “eing”— for the words below:

Example:

Routeing

Have “e” added back in — “eing”— for the words below:

Example:

Routeing

Words ending with “able” where “e” has been removed

Example:

Salable

Sometimes keep the “e”

Example:

Saleable

Sometimes keep the “e”

Example:

Saleable

US English

UK/APAC English

Canadian English

Verbs ending in “ment” where “e” has been removed

Examples:

Judgment

Acknowledgment

Sometimes have “e” added back in — “ement”

Examples:

Judgement

Acknowledgement

Sometimes have “e” added back in — “ement”

Examples:

Judgement

Acknowledgement

Words ending in “yze,” “yzi” “ize,” “izi,”and “ization”

Examples:

Organization

Analyze

Credentialize

Change to “yse,” “ysi,” “ise,” “isi,” and “isation” (most “z’s” are “s’s” in UK)

Examples:

Organisation

Analyse

Build Credentials/Your Credibility (NOT Credentialize — Check Credentialize (ing) before “ize”/”izi.”)

Do not change:

Strategize, Downsize, Size, Prize, Amazing, Horizon

DO NOT CHANGE Z TO S IN CANADIAN SPELLING.

Words ending in “ense”

Examples:

Defense

Offense

License

Change to “ence”

Examples:

Defence

Offence

Licence

Do not change:

Expense

Change to “ence”

Examples:

Defence

Offence

Licence

Do not change:

Expense

Words starting with “Pree” or “Ree

Examples:

Reestablish

Preempt

Need a hyphen after the “Pre”/”Re” prefix

Examples:

Re-establish

Pre-empt

Need a hyphen after the “Pre”/”Re” prefix

Examples:

Re-establish

Pre-empt

For prefix “Co,” “Cop,” “Cow,” “Coe,” and “Coana”

Examples:

Cooperate (cooperation, cooperating,
                  cooperative, related)

Coordinate (and related)

Coproduction

Coanalyst

Coed

Coeducation

Coworker

Add a hyphen for most words:

Examples:

Co-operate (and all related words)

Co-ordinate (and related words)

Co-production

Co-analyst

Co-ed

Co-education

Co-worker

Do not change:

Coexist (verb)

Coexistence (noun)

For “co" job positions, not all position-related words need a hyphen, so look them up as you encounter them.  Example:  copilot

Add a hyphen for most words:

Examples:

Co-operate (and all related words)

Co-ordinate (and related words)

Co-production

Co-analyst

Co-ed

Co-education

Co-worker

Do not change:

Coexist (verb)

Coexistence (noun)

For “co" job positions, not all position-related words need a hyphen, so look them up as you encounter them.  Example:  copilot

US English

UK/APAC English

Canadian English

Words ending with double “L”

Examples:

Distill

Instill

Skillful

Fulfill

Enroll

Are spelled with one “L”

Example:

Distil

Instil

Skilful

Fulfil

Enrol

Do not change:

Cancellation

Fulfilling/Fulfilled

Enrolling

Counselling

When in doubt, look it up — “L” rules are not hard-and-fast.

Are spelled with one “L”

Example:

Distil

Instil

Skilful

Fulfil

Enrol

Do not change:

Cancellation

Fulfilling/Fulfilled

Enrolling

Counselling

When in doubt, look it up — “L” rules are not hard-and-fast.

Words ending in “eling,” “eled,” and “iling”

Examples:

Labeled/Labeling

Modeling/Modeled

Traveling/Traveled

Trialed/Trialing

Dialed/Dialing

Signaled/Signaling

Change to double “L”

Examples:

Labelled/Labelling

Modelling/Modelled

Travelling/Travelled

Trialled/Trialling

Dialled/Dialling

Signalled/Signalling

Change to double “L”

Examples:

Labelled/Labelling

Modelling/Modelled

Travelling/Travelled

Trialled/Trialling

Dialled/Dialling

Signalled/Signalling

Words ending in “og”

Examples:

Catalog

Dialog

Change to “ogue”

Examples:

Catalogue

Dialogue

Change to “ogue”

Examples:

Catalogue

Dialogue

Terminology is sometimes different:

Examples:

Elevator

Attorney

Change to a more UK/APAC term

Examples:

Lift

Lawyer (change “an Attorney” to “a Lawyer”)

Do not change:

elevator pitch

Change to a more Canadian term

Examples:

Lift

Lawyer (change “an Attorney” to “a Lawyer”)

Do not change:

elevator pitch

Some terminology words with an “e”

Examples:

anesthesia

archeology

encyclopedia

gynecology

pediatrics

Are spelled with “ae”

Examples:

anaesthesia

archaeology

encyclopaedia (US version also OK)

gynaecology

paediatrics

Are spelled with “ae”

Examples:

anaesthesia

archaeology

encyclopaedia (US version also OK)

gynaecology

paediatrics