jail

nouns

a correctional institution used to detain persons who are in the lawful custody of the government (either accused persons awaiting trial or convicted persons serving a sentence)
clink, gaol, jail, jailhouse, pokey, poky, slammer

verbs

lock up or confine, in or as in a jail
"The suspects were imprisoned without trial"; "the murderer was incarcerated for the rest of his life"
gaol, immure, imprison, incarcerate, jail, jug, lag, put away, put behind bars, remand
is derived from
jailer
is derived from
jailor