Resting at home after a car accident is an example of convalesce.
intransitive verbcon·va·lesced, con·va·lesc·ing, con·va·lesc·es
Origin of convalesceLate Middle English convalesshe, from Latin convalēscere : com-, intensive pref.; see com– + valēscere, to grow strong, inchoative of valēre, to be strong; see wal- in Indo-European roots.
(third-person singular simple present convalesces, present participle convalescing, simple past and past participle convalesced)
From Latin convalescere; con- + valescere (“to grow strong”) from valere (“to be strong”).