Derivations

Absum, abesse, afui

Absent

Accipio, accipere, accepi, acceptus

Accept

Accido, accidere, accidi

Accident

Ad

Advance, advantage

Advenio, advenire, adveni, adventus

Advent, adventure

Ager, agri

Agriculture

Ago, agere, egi, actus

Act, action, proactive

Alius, alia, aliud

Alien, alius (alter ego), alibi

Alter, altera, alterum

Alternate, alter ego, alternative

Altus, alta, altum

Altitude, altar

Amo, amare, amavi, amatus

Amorous

Ancilla, ancillae

Ancilliary (helping out)

Animus, animi

Animal, animated, animation

Antea

Anti, anticipate, antinatal, antichamber

Annus, anni

Annual, anniversary

Aqua, aqaue

Aquadrome, aqueas, aquaduct, aquarium, aquamarine

Arma, armorum

Armoury, armed

Ars, artis

Art, artistry, artisan, artist

Appropinquo

I approach

Ascendo, ascendere, ascendi, ascensus

Ascend, crescendo

Audax, audacis

Audacious, audacity

Audio, audire, audivi, auditus

Audio, auditory, auditorium, audience

Audeo, audere, ausus sum

Dare

Bellum, belli

Belligerent (argumentative, aggressive)

Bene

Beneficial, benevolent, omnibenevolent

Optime

Optimistic, optimum

Bibo, bibere, bibi

Bib, imbibe

Bonus, bonum, bona

Bonus

Brevis, breve

Brief, briefcase, brevity, abbreviate

Cado, cadere, cecidi, casus

Cascade, cadet

Caelum, caeli

Celestial

Capio, capere, cepi, captus

Capture, captive, captivity, captivate

Caput, capitis

Decapitate, capacity, capitalism, capital (letter, city), cap

Celer, celeris, celere

Accelerate, decelerate

Ceteri, ceterae, cetera

Et cetera (and the rest)

Circum

Circumference, circus, circuit, circle, circumnavigate

Civis

Citizen, civil, civilian, civilisation, civilised, civil rights

Clamo, clamare, clamavi, clamatus

Clamour, exclaim, exclamation

Clamor, clamoris

Clamour

Clarus, clara, clarum

Clear, clarity

Cognosco, cognoscere, cognovi, cognitus

Cognito, cognitive (thinking)

Consilium, consilii

Consult, consultation, council

Conspicio, conspicere, conspexi, conspectus

Conspicious

Constituto, constitutere, constitui, constitutus

Constitution

Consul, consulis

Consul, console

Consumo, consumere, consumpsi, consumptus

consume

Convenio, convenire, conveni, conventus

Convene, convenient, convention

Corpus, corporis

Corpse

Cras

Procrastinate

Credo, credere, credidi, creditus

Credit, credible

Crudelis, crudele

Cruel

Cum

Cumulative, community, communication

Cupio, cupere, cupivi, cupitus

Cupid

Cur

Curious, curiosity

Cura, curae

Curate

Curro, currere, cucurri, cursus

Current

Custodio, custodire, custodis, custoditus

Custody, custodian

Dea, deae

Deity, deify

Debeo, debere, debui, debitus

Debt, debit, debit card

Decem

Decagon, december, dodecagon, decade, decimal

Defendo, defendere, defendi, defensus

Defend, defence

Deleo, delere, delevi, deletus

Delete

Descendo, descendere, descendi, descensus

Descend

Deus, dei

Deity

Dico, dicere, dixi, dictus

Dictate, dictator, diction, dictionary

Dies, dei

Day

Difficilis, difficile

Difficult

Dirus, dira, dirum

Dire

Do, dare, dedi, datus

Donate, dative

Doceo, docere, docui, doctus

Doctor, doctorate

Domina, dominae

Dominate, dominant

Domus

Domestic, domesticate, domecile

Donum, doni

Donate, donor

Dormio, dormire, dormivi, dormitus

Dormitory, dormant, dormouse

Duco, ducere, duxi, ductus

Induce, induction, introduce, introduction, conduct, educate

Duo, duae, duo

Duolingo, duet, duel, duo

E, ex

Exit

Effugio, effugere, effugi, effugitus

Refuge, fugitive

Ego, mei

Ego

Equus, equi

Equestrian, equine

Exercitus

Exercise

Facilis, facile

Facilitate, facility

Facio, facere, feci, factus

Manufacture, factory

Faveo, favere, favi, fautus

Favourite, favour

Femina, feminae

Feminine, female

Fero, ferre, tuli, latus

Ferry

Ferox, ferocis

Ferocious

Fidelis, fidele

Fidelity

Filia, filiae

Affiliate

Filius, filii

Filial

Flumen, fluminis

Fluid, flow, flume

Forte

Fortune

Fortis, forte

Fortify, fortitude

Forum, fori

Forum

Frater, fratris

Fraternity, fratricide

Frustra

Frustration

Fugio, fugere, fugi, fugitus

Fugitive

Gaudeo, gaudere, gavisus sum

Gaudy

Gens, gentis

Genes, genus, genicide, genetic

Gladius, gladii

Gladiator