Skip to content
WordPith

COM-: the Latin prefix meaning “with, together”

COM- comes from Latin and means “with, together”. You can see it in accompany, combat and combustion. WordPith uses it in 52 words.

Meaning
with, together
Origin
Latin
Type
Prefix
Word lists
Core Roots, GRE / GMAT, MCAT / NCLEX / UCAT, SAT / ACT / PSAT, Spanish Cognates, TOEFL / IELTS

Words built from COM-

ACCOMPANY

accompany

To go along with

Latin com panis, with bread — a companion is someone you share a loaf with.

COMBAT

combat

Fighting

Compare Spanish combate. Latin combattere, to fight with.

COMBUSTION

combustion

Burning

Latin comburere, to burn up.

COMFORT

comfort

Ease; or to console someone

Latin confortare, to strengthen greatly.

COMMAND

command

An order, or the authority to give one

Latin commendare, to entrust.

COMMEMORATE

commemorate

To keep in mind together

Latin commemorare. Memory, memoir and remember are all mindful.

COMMENCEMENT

commencement

A beginning; in America, a graduation

Old French comencier. The graduation sense is the beginning of what comes next.

COMMEND

commend

To praise formally, or to entrust

Latin commendare, to entrust. It shares a root with mandate, not with mend.

COMMERCE

commerce

Trade, taken as a whole

Latin commercium, trading together.

COMMISSION

commission

A sending with authority, or the body sent

Latin committere, to send together and so to entrust.

COMMIT

commit

To pledge yourself; or to carry out an act

Latin committere, to join together.

COMMON

common

Shared by many; or ordinary

Latin communis, belonging to all.

COMMOTION

commotion

A disturbance: a moving together

Latin commotio.

COMMUTE

commute

To exchange one thing for another; and so, to travel to work

Latin commutare, to change together. The journey sense is from commuted season tickets.

COMMUTER

commuter

Someone who travels to work each day

From the commutation ticket, where many single fares were changed into one.

COMPACT

compact

Packed tightly into a small space

Latin compingere, to fasten together.

COMPANION

companion

Someone you spend time with

Latin com panis, with bread — you share a loaf.

COMPASSION

compassion

Feeling with someone in their trouble

Latin compati, to suffer with. Passion was suffering before it was desire.

COMPATIBILITY

compatibility

How well two things work together

Latin compati, to suffer with.

COMPATIBLE

compatible

Able to exist together without trouble

Latin compati, to suffer with. Patient and sympathy suffer too.

COMPEL

compel

To drive someone to do something

Latin compellere, to drive together. Expel, repel and propel all push.

COMPENSATE

compensate

To make up for a loss

Latin compensare, to weigh one thing against another.

COMPETE

compete

To try to win against others

Latin competere, to strive together — the same word that gave competent.

COMPETENCE

competence

The ability to do a job properly

Latin competere, to strive together — and so, to be suitable.

COMPETENT

competent

Able enough for the task

Latin competere, to strive together and so to be fit for. Compete and appetite strive.

COMPILATION

compilation

A collection gathered from many sources

Latin compilare, to heap up.

COMPILE

compile

To put together from many sources

Latin compilare, to heap up — and, earlier, to plunder.

COMPLACENCY

complacency

Being so pleased with things that you stop looking

Latin complacere, to please greatly.

COMPLEMENT

complement

What fills a thing out and makes it whole

Latin complementum. A compliment is praise; a complement completes.

COMPLETE

complete

Whole, with nothing missing

Latin complere, to fill up.

COMPLEX

complex

Made of many connected parts

Latin complexus, folded together.

COMPLICATION

complication

A folding together that makes things harder

Latin complicare, to fold together. Simple is once-folded; complex is woven.

COMPLY

comply

To do as you are asked

Latin complere, to fill up — to fulfil a request.

COMPONENT

component

A part placed with others to make a whole

Latin componere, to put together. Compose and composite are built the same way.

COMPOSE

compose

To make up, or to write music

Latin componere, to put together.

COMPOSURE

composure

Calm self-control

Latin componere, to put together. A composed person is one whose parts are in place.

COMPREHEND

comprehend

To understand fully

Latin comprehendere, to seize together. Grasp does the same work in English.

COMPREHENSIVE

comprehensive

Taking everything in

Latin comprehendere, to seize together. To comprehend is to get your hands round it.

COMPRESS

compress

To squeeze into less space

Latin comprimere, to press together.

COMPULSION

compulsion

Being driven, by force or by need

The same driving, in its noun form.

More words with COM-: compulsory, computation, compute, decomposition, commandeer, commemoration, commensurate, compendium, complacent, compliance, compunction, comportment.

Quick check

1. Which word means: Someone who travels to work each day?

2. Which word means: A folding together that makes things harder?

3. Which word means: Fighting?

Roots that pair with COM-

Build accompany and more from COM- tiles

WordPith is a daily word puzzle: you get root tiles, you build the word. Free on Android, coming soon.

Coming soon to Google Play