IRREGULAR VERBS

sum, esse, fuī, futūrus to be, exist

Indicative

Imperfect Present Future 
Singular Plural Singular Plural Singular Plural 
1st Personeramerāmussumsumuserōerimus
2nd Personerāserātisesestiseriseritis
3rd Personeraterantestsunteriterunt
Pluperfect Perfect Future Perfect 
Singular Plural Singular Plural Singular Plural 
1st Personfueramfuerāmusfuīfuimusfuerōfuerimus
2nd Personfuerāsfuerātisfuistīfuistisfuerisfueritis
3rd Personfueratfuerantfuitfuērunt(-ēre)fueritfuerint

Subjunctive

Imperfect Present 
Singular Plural Singular Plural 
1st Personessemessēmussimsīmus
2nd Personessēsessētissīssītis
3rd Personessetessentsitsint
Pluperfect Perfect 
Singular Plural Singular Plural 
1st Personfuissemfuissēmusfuerimfuerīmus
2nd Personfuissēsfuissētisfuerīsfuerītis
3rd Personfuissetfuissentfueritfuerint

Infinitives

Present Perfect Future 
essefuissefutūrus, -a, -um esse (fore)

Participles

Present Perfect Future 
futūrus, -a, -um

possum, posse, potuī, — – to be able, can

Indicative

Imperfect Present Future 
Singular Plural Singular Plural Singular Plural 
1st Personpoterampoterāmuspossumpossumuspoterōpoterimus
2nd Personpoterāspoterātispotespotestispoterispoteritis
3rd Personpoteratpoterantpotestpossuntpoteritpoterunt
Pluperfect Perfect Future Perfect 
Singular Plural Singular Plural Singular Plural 
1st Personpotuerampotuerāmuspotuīpotuimuspotuerōpotuerimus
2nd Personpotuerāspotuerātispotuistīpotuistispotuerispotueritis
3rd Personpotueratpotuerantpotuitpotuērunt(-ēre)potueritpotuerint

Subjunctive

Imperfect Present 
Singular Plural Singular Plural 
1st Personpossempossēmuspossimpossīmus
2nd Personpossēspossētispossīspossītis
3rd Personpossetpossentpossitpossint
Pluperfect Perfect 
Singular Plural Singular Plural 
1st Personpotuissempotuissēmuspotuerimpotuerīmus
2nd Personpotuissēspotuissētispotuerīspotuerītis
3rd Personpotuissetpotuissentpotueritpotuerint

Infinitives

Present Perfect Future 
possepotuisse

Participles

Present Perfect Future 
potēns

volō, velle, voluī, — to be willing, want, wish

Indicative

Imperfect Present Future 
Singular Plural Singular Plural Singular Plural 
1st Personvolēbamvolēbāmusvolōvolumusvolamvolēmus
2nd Personvolēbāsvolēbātisvīsvultisvolēsvolētis
3rd Personvolēbatvolēbantvultvoluntvoletvolent
Pluperfect Perfect Future Perfect 
Singular Plural Singular Plural Singular Plural 
1st Personvolueramvoluerāmusvoluīvoluimusvoluerōvoluerimus
2nd Personvoluerāsvoluerātisvoluistīvoluistisvoluerisvolueritis
3rd Personvolueratvoluerantvoluitvoluērunt(-ēre)voluerit voluerint

Subjunctive

Imperfect Present 
Singular Plural Singular Plural 
1st Personvellemvellēmusvelimvelīmus
2nd Personvellēsvellētisvelīsvelītis
3rd Personvelletvellentvelitvelint
Pluperfect Perfect 
Singular Plural Singular Plural 
1st Personvoluissemvoluissēmusvoluerimvoluerīmus
2nd Personvoluissēsvoluissētisvoluerīsvoluerītis
3rd Personvoluissetvoluissentvolueritvoluerint

Infinitives

Present Perfect Future 
vellevoluisse

Participles

Present Perfect Future 
volēns

nōlō, nōlle, nōluī, — – to be unwilling, not want, not wish

Indicative

Imperfect Present Future 
Singular Plural Singular Plural Singular Plural 
1st Personnōlēbamnōlēbāmusnolōnōlumusnōlamnōlēmus
2nd Personnōlēbāsnōlēbātisnōn vīsnōn vultisnōlēsnōlētis
3rd Personnōlēbatnōlēbantnōn vultnōluntnōletnōlent
Pluperfect Perfect Future Perfect 
Singular Plural Singular Plural Singular Plural 
1st Personnōlueramnōluerāmusnōluīnōluimusnōluerōnōluerimus
2nd Personnōluerāsnōluerātisnōluistīnōluistisnōluerisnōlueritis
3rd Personnōlueratnōluerantnōluitnōluērunt(-ēre)nōluerit nōluerint

Subjunctive

Imperfect Present 
Singular Plural Singular Plural 
1st Personnōllemnōllēmusnōlimnōlīmus
2nd Personnōllēsnōllētisnōlīsnōlītis
3rd Personnōlletnōllentnōlitnōlint
Pluperfect Perfect 
Singular Plural Singular Plural 
1st Personnōluissemnōluissēmusnōluerimnōluerīmus
2nd Personnōluissēsnōluissētisnōluerīsnōluerītis
3rd Personnōluissetnōluissentnōlueritnōluerint

Imperative

Singular Plural 
nōlīnōlīte

Infinitives

Present Perfect Future 
nōllenōluisse

Participles

Present Perfect Future 
nōlēns

eō, īre, iī, (īvī), itūrus – to go

Indicative

Imperfect Present Future 
Singular Plural Singular Plural Singular Plural 
1st Personībamībāmusīmusībōībimus
2nd Personībāsībātisīsītisībisībitis
3rd Personībatībantiteuntībitībunt
Pluperfect Perfect Future Perfect 
Singular Plural Singular Plural Singular Plural 
1st Personīeramīerāmusīīīimusīerōīerimus
2nd Personīerāsīerātisīistīīistisīerisīeritis
3rd Personīeratīerantīitīērunt(-ēre)īeritīerint

Subjunctive

Imperfect Present 
Singular Plural Singular Plural 
1st Personīremīrēmuseameāmus
2nd Personīrēsīrētiseāseātis
3rd Personīretīrenteateant
Pluperfect Perfect 
Singular Plural Singular Plural 
1st Personīissemīissēmusīerimīerīmus
2nd Personīissēsīissētisīerīsīerītis
3rd Personīissetīissentīeritīerint

Imperative

Singular Plural 
īīte

Infinitives

Present Perfect Future 
īreīsse, īvisseitūrus, -a, -um esse

Participles

Present Perfect Future 
iēns, euntisitūrus, -a, -um

Gerund

ad eundum 
eundō
eundō
eundī


fīō, fierī, factus sum – to be made; to happen, become

Indicative

Imperfect Present Future 
Singular Plural Singular Plural Singular Plural 
1st Personfīēbamfīēbāmusfīōfīamfīēmus
2nd Personfīēbāsfīēbātisfīsfīēsfīētis
3rd Personfīēbatfīēbantfitfīuntfīetfīent
Pluperfect Perfect Future Perfect 
Singular Plural Singular Plural Singular Plural 
1st Personfactus eramfactī erāmusfactus sumfactī sumusfactus erōfactī erimus
2nd Personfactus erāsfactī erātisfactus esfactī estisfactus erisfactī eritis
3rd Personfactus eratfactī erantfactus estfactī suntfactus eritfactī erint

Subjunctive

Imperfect Present 
Singular Plural Singular Plural 
1st Personfieremfierēmusfīamfīāmus
2nd Personfierēsfierētisfīāsfīātis
3rd Personfieretfierentfīatfīant
Pluperfect Perfect 
Singular Plural Singular Plural 
1st Personfactus essemfactī essēmusfactus simfactī sīmus
2nd Personfactus essēsfactī essētisfactus sīsfactī sītis
3rd Personfactus essetfactī essentfactus sitfactī sint

Infinitives

Present Perfect Future 
fierīfactus, -a, -um esse

Participles

Present Perfect Future 
factus, -a, -umfaciendus, -a, -um

ferō, ferre, tulī, lātus – to bring, bear, carry, endure

Indicative

Imperfect Present Future 
ActiveSingular Plural Singular Plural Singular Plural 
1st Personferēbamferēbāmusferōferimusferamferēmus
2nd Personferēbāsferēbātisfersfertisferēsferētis
3rd Personferēbatferēbantfertferuntferetferent
Passive Singular Plural Singular Plural Singular Plural 
1st Personferēbarferēbāmurferorferimurferarferēmur
2nd Personferēbāris(-re)ferēbāminīferris(-re)feriminīferēris(-re)ferēminī
3rd Personferēbāturferēbanturferturferunturferēturferentur
Pluperfect Perfect Future Perfect 
ActiveSingular Plural Singular Plural Singular Plural 
1st Persontuleramtulerāmustulītulimustulerōtulerimus
2nd Persontulerāstulerātistulistītulististuleristuleritis
3rd Persontulerattuleranttulittulērunt(-ēre)tulerittulerint
Passive Singular Plural Singular Plural Singular Plural 
1st Personlātus eramlātī erāmuslātus sumlātī sumuslātus erōlātī erimus
2nd Personlātus erāslātī erātislātus eslātī estislātus erislātī eritis
3rd Personlātus eratlātī erantlātus estlātī suntlātus eritlātī erunt

Subjunctive

Imperfect Present 
ActiveSingular Plural Singular Plural 
1st Personferremferrēmusferamferāmus
2nd Personferrēsferrētisferāsferātis
3rd Personferretferrentferatferant
Passive Singular Plural Singular Plural 
1st Personferrerferrēmurferarferāmur
2nd Personferrēris(-re)ferrēminīferāris ferāminī
3rd Personferrēturferrenturferāturferantur
Pluperfect Perfect 
ActiveSingular Plural Singular Plural 
1st Persontulissemtulissēmustulerimtulerīmus
2nd Persontulissēstulissētistulerīstulerītis
3rd Persontulissettulissenttulerittulerint
Passive Singular Plural Singular Plural 
1st Personlātus essemlātī essēmuslātus simlātī sīmus
2nd Personlātus essēslātī essētislātus sīslātī sītis
3rd Personlātus essetlātī essentlātus sitlātī sint

Imperatives

Singular Plural 
Active ferferte
Passive ferreferiminī

Infinitives

Present Perfect Future 
Active ferretulisselātūrus, -a, -um esse
Passiveferrīlātus, -a, -um esse

Participles

Present Perfect Future 
Active ferēnslātūrus, -a, -um
Passivelātus, -a, -umferendus, -a, -um*

*The future passive participle is also known as the gerundive.

Gerund

ad ferendum
ferendō
ferendō
ferendī