Allen and Greenough's New Latin Grammar, section 209

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CLASSIFIED LISTS OF VERBS.

First Conjugation.

209.

There are about 360 simple verbs of the First Conjugation, most of them formed directly on a noun- or adjective-stem:

armó, arm (arma, arms); caecó, to blind (caecus, blind); exsuló, be an exile (exsul, an exile) (§ 259).

Their conjugation is usually regular, like amó; though of many only a few forms are found in use.

a. The following verbs form their Perfect and Supine stems irregularly. Those marked * have also regular forms.

crepó, crepuí (-crepáví), -crepit-, resound. plicó, *-plicuí, *-plicit-, fold.
cubó, *cubuí, -cubit-, lie down. pótó, pótáví, *pót-, drink.
dó, dare, dedí, dat-, give (DA). secó, secuí, sect-, cut.
domó, domuí, domit-, subdue. sonó, sonuí, sonit-,[1][Future Participle also in -átúrus (either in the simple verb or in composition).] sound.
fricó, fricuí, *frict-, rub. stó, stetí, -stat- (-stit-), stand.
iuvó (ad-iuvó), iúví, iút-,[2][Future Participle also in -=at=urus (either in the simple verb or in composition).] help. tonó, tonuí, *-tonit-, thunder.
micó, micuí, - - , glitter. vetó, vetuí, vetit-, forbid.
necó, *necuí, necát- (-nect-), kill.[3][Necó has regularly necáví, necátum, except in composition.]

NOTE: Compounds of these verbs have the following forms: -

crepó: con-crepuí, dis-crepuí or -crepáví; in-crepuí or -crepáví.
dó: circum-, inter-, pessum-, satis-, super-, v=enum-d=o, -ded=i, -dat-, of the first conjugation. Other compounds belong to the root DHA, put, and are of the third conjugation: as, cond=o, condere, condid=i, conditum.
micó: d=i-mic=av=i, -mic=at-; =e-micu=i, -mic=at-.
plico: re-, sub- (sup-), multi-plic=o, -plicáví, -plicát-; ex-plicó (unfold), -uí, -it-; (explain), -áví, -át-; im-plicó, -áví (-uí), -átum (-itum)
stó: cón-stó, -stití, (-státúrus); ad-, re-stó, -stití, - - ; ante- (anti-), inter-, super- stó, -stetí, - - ; circum-stó, -stetí (-stití), - - ; prae-stó, -stití, -stit- (-stát-); dí-stó, ex-stó, no perfect or supine (future participle ex-st=at=urus).

crepó, crepuí (-crepáví), -crepit-, resound.	*plicó, -plicuí, -plicit-, fold*.
*cubó, cubuí, -cubit-*, lie down*.	*pótó, pótáví, pót-*, drink*.
dó, dare, dedí, dat-, give (DA).	secó, secuí, sect-, cut.
domó, domuí, domit-, subdue.	sonó, sonuí, sonit-,[1][Future Participle also in -átúrus (either in the simple verb or in composition).] sound.
*fricó, fricuí, frict-*, rub*.	stó, stetí, -stat- (-stit-), stand.
iuvó (ad-iuvó), iúví, iút-,[2][Future Participle also in -=at=urus (either in the simple verb or in composition).] help.	*tonó, tonuí, -tonit-*, thunder*.
micó, micuí, - - , glitter.	vetó, vetuí, vetit-, forbid.
*necó, necuí, necát- (-nect-)*, kill.[3][Necó* has regularly necáví, necátum, except in composition.]
NOTE: Compounds of these verbs have the following forms: - crepó: con-crepuí, dis-crepuí or -crepáví; in-crepuí or -crepáví. dó: circum-, inter-, pessum-, satis-, super-, v=enum-d=o, -ded=i, -dat-, of the first conjugation. Other compounds belong to the root DHA, put, and are of the third conjugation: as, cond=o, condere, condid=i, conditum. micó: d=i-mic=av=i, -mic=at-; =e-micu=i, -mic=at-. plico: re-, sub- (sup-), multi-plic=o, -plicáví, -plicát-; ex-plicó (unfold), -uí, -it-; (explain), -áví, -át-; im-plicó, -áví (-uí), -átum (-itum) stó: cón-stó, -stití, (-státúrus); ad-, re-stó, -stití, - - ; ante- (anti-), inter-, super- stó, -stetí, - - ; circum-stó, -stetí (-stití), - - ; prae-stó, -stití, -stit- (-stát-); dí-stó, ex-stó, no perfect or supine (future participle ex-st=at=urus).