Note: Professor Skeat thinks " the lither sky" as found in
Shakespeare's Henry VI. ((Part I. IY. YII., 21) means the stagnant or
pestilential sky.
— Li"ther*ly, adv. [Obs.].
— Li"ther*ness, n. [Obs.]

LITHERLY
Li"ther*ly, a.

Defn: Crafty; cunning; mischievous; wicked; treacherous;
lazy.[Archaic]
He [the dwarf] was waspish, arch, and litherly. Sir W. Scott.

LITHESOME
Lithe"some, a. Etym: [See Lithe, a., and cf. Lissom.]

Defn: Pliant; limber; flexible; supple; nimble; lissom.
— Lithe"some*ness, n.

LITHIA
Lith"i*a, n. Etym: [NL., from Gr. (Chem.)

Defn: The oxide of lithium; a strong alkaline caustic similar to potash and soda, but weaker. See Lithium. Lithia emerald. See Hiddenite.

LITHIASIS
Li*thi"a*sis, n. Etym: [NL., fr. Gr. (Med.)

Defn: The formation of stony concretions or calculi in any part of the body, especially in the bladder and urinary passages. Dunglison.

LITHIC
Lith"ic, a. Etym: [Gr. lithique.]