Defn: To disclose freely; to reveal in confidence, as secrets; to confess; — often used reflexively; as, to unbosom one's self. Milton.

UNBOSOMER
Un*bos"om*er, n.

Defn: One who unbosoms, or discloses. [R.] "An unbosomer of secrets."
Thackeray.

UNBOTTOMED
Un*bot"tomed, a.

1. Etym: [1st pref. un- + bottom + -ed.]

Defn: Deprived of a bottom.

2. Etym: [Pref. un- not + bottomed.]

Defn: Having no bottom; bottomless. Milton.

UNBOUND
Un*bound",

Defn: imp. & p. p. of Unbind.