caveō, look outcavērecāvīcautus
faveō, am friendlyfavērefāvī——
foveō, warm, cherishfovērefōvīfōtus
moveō, movemovēremōvīmōtus

For short forms in the perfect system, particularly in compounds, see [891].

voveō, vowvovērevōvīvōtus

[997.] (2 b.) Three verbs in -ēre have a perfect stem consisting of a consonant root with a long vowel ([864]), and the perfect participle in -sus ([912]):

sedeō, sitsedēresēdī-sessus

Real compounds have i for e in the present system: as, ob-sideō, &c. Compounds with dis-, prae, and re- have no perfect participle.

strīdeō, gratestrīdērestrīdī——

Often with a present system in -ere ([821]).

videō, seevidērevīdīvīsus

[998.] (3.) The following verbs in -ēre have a perfect stem ending in two consonants ([866]), and the perfect participle, when used, in -sus ([912]):