Defn: In a profound manner.
Why sigh you so profoundly Shak.

PROFOUNDNESS
Pro*found"ness, n.

Defn: The quality or state of being profound; profundity; depth.
Hooker.

PROFULGENT
Pro*ful"gent, a. Etym: [Pref. pro- + L. fulgere to shine.]

Defn: Shining forth; brilliant; effulgent. [Obs.] "Profulgent in preciousness." Chaucer.

PROFUNDITY Pro*fun"di*ty, n.; pl. -ties. Etym: [L. profunditas: cf. F. profondite. See Profound.]

Defn: The quality or state of being profound; depth of place, knowledge, feeling, etc. "The vast profundity obscure." Milton.

PROFUSE Pro*fuse", a. Etym: [L. profusus, p. p. of profundere to pour forth or out; pro forward, forth + fundere to pour: cf. F. profus. See Fuse to melt.]

1. Pouring forth with fullness or exuberance; bountiful; exceedingly liberal; giving without stint; as, a profuse government; profuse hospitality. A green, shady bank, profuse of flowers. Milton.

2. Superabundant; excessive; prodigal; lavish; as, profuse expenditure. "Profuse ornament." Kames.