出典:Wiktionary
-ēscō (present infinitive -ēscere, perfect active -ī, supine -um); third conjugation
Many verbs ending in -ēscō are inchoatives in -scō formed from statives in -eō. However, some verbs exist that are derived directly from the adjective, with no "intermediate" stative verb existing, e.g.:
Conjugation varies with verb; only first principal part shown here for illustration.
1At least one use of the archaic "sigmatic future" and "sigmatic aorist" tenses is attested, which are used by Old Latin writers; most notably Plautus and Terence. The sigmatic future is generally ascribed a future or future perfect meaning, while the sigmatic aorist expresses a possible desire ("might want to"). It is also attested as having a rare sigmatic future passive indicative form ("will have been"), which is not attested in the plural for any verb.