obdūrēscō obdūrēscere obdūruī grow hard (dūrus)
ēvanēscō ēvanēscere ēvinuī disappear (vānus)
percrēbrēsco percrēbrēscere percrēbruī grow fresh (crēber)
mātūrescō mātūrēscere mātūruī grow ripe (mātūrus)
obmūtēscō obmūtēscere obmūtuī grow dumb (mūtus)

V. DEPONENTS.

fungor fungi fūnctus sum perform
queror querī questus sum complain
loquor loquī locūtus sum speak
sequor sequī secūtus sum follow
fruor fruī fruitūrus enjoy
perfruor perfruī perfrūctus sum thoroughly enjoy
lābor lābi lāpsus sum glide
amplector amplectī amplexus sum embrace
nītor nītī nīsus sum,
nīxus sum
strive
gradior gradī gressus sum walk
patior patī passus sum suffer
perpetior perpetī perpessus sum endure
ūtor ūtī ūsus sum use
morior morī mortuus sum die
adipīscor adipīscī adeptus sum acquire
comminīscor comminīscī commentus sum invent
reminīscor reminīscī —— remember
nancīscor nancīscī nanctus (nactus) sum acquire
nāscor nāscī nātus sum be born
oblīvīscor oblīvīscī oblītus sum forget
pacīscor pacīscī pactus sum covenant
proficīscor proficīscī profectus sum set out
ulcīscor ulcīscī ultus sum avenge
īrāscor īrāscī (īrātus, as Adj.) be angry
vescor vescī —— eat

Fourth Conjugation.

[123]. I. PERFECT ENDS IN -VĪ.

audiō audīre audīvī audītus hear
So all regular Verbs of the Fourth Conjugation.
sepeliō sepelīre sepelīvī sepultus bury

II. PERFECT ENDS IN -UĪ.

aperiō aperīre aperuī apertus open
operiō operīre operuī opertus cover
saliō salīre saluī —— leap

III. PERFECT ENDS IN -SĪ.

saepiō saepīre saepsī saeptus hedge in
sanciō sancīre sānxī sānctus ratify
vinciō vincīre vinxī vinctus bind
amiciō amicīre —— amictus envelop
fulciō fulcīre fulsī fultus prop up
referciō refercīre refersī refertus fill
sarciō sarcīre sarsī sartus patch
hauriō haurīre hausī haustus draw
sentiō sentīre sēnsī sēnsus feel