From BiblePortal Wikipedia

Vine's Expository Dictionary of NT Words [1]

A — 1: Χείρων (Strong'S #5501 — Adjective — cheiron — khi'-rone )

used as the comparative degree of kakos, "evil," describes (a) the condition of certain men,  Matthew 12:45;  Luke 11:26;  2—Peter 2:20; (b) evil men themselves and seducers,  2—Timothy 3:13; (c) indolent men who refuse to provide for their own households, and are worse than unbelievers,  1—Timothy 5:8 , RV; (d) a rent in a garment,  Matthew 9:16;  Mark 2:21; (e) an error,  Matthew 27:64; (f) a person suffering from a malady,  Mark 5:26; (g) a possible physical affiction,  John 5:14; (h) a punishment,  Hebrews 10:29 , "sorer." See Sore.

A — 2: Ἐλάσσων (Strong'S #1640 — Verb — elasson | elatton — el-as'-sone, el-at'-tone )

is said of wine in  John 2:10 . See Less.

A — 3: Ἥττων (Strong'S #2276 — Adjective — hesson | hetton — hate'-ton )

"less, inferior," is used in the neuter, after epi, "for," is translated "worse" in  1—Corinthians 11:17; in  2—Corinthians 12:15 the neuter, used adverbially, is translated "the less."

B — 1: Ὑστερέω (Strong'S #5302 — Verb — hustereo — hoos-ter-eh'-o )

is rendered "are we the worse" in  1—Corinthians 8:8 . See Behind , B, No. 1, COME, No. 39, Destitute, Fail Note (2), Lack, Want

B — 2: Προέρχομαι (Strong'S #4281 — Verb — proecho — pro-er'-khom-ahee )

"to hold before, promote," is rendered "are we better" in  Romans 3:9 , AV (Passive Voice); RV, "are we in worse case." See Better (be), Note (1).

King James Dictionary [2]

Worse a. This adjective has the signification of the comparative degree, and as bad has no comparative and superlative, worse and worst are used in lieu of them, although radically they have no relation to bad.

1. More evil more bad or : more depraved and corrupt in a moral sense.

Evil men and seducers shall wax worse and worse.  2 Timothy 3 .

There are men who seem to believe they are not bad, while another can be found worse.

2. In a physical sense, in regard to health, more sick.

She was nothing bettered, but rather grew worse.  Mark 5 .

3. More bad less perfect or good. This carriage is worse for wear.

The worse,

1. The loss the disadvantage.

Judah was put to the worse before Israel.  2 Kings 14 .

2. Something less good. Think not the worse of him for his enterprise.

WORSE, adv. In a manner more evil or bad.

We will deal worse with thee than with them.  Genesis 19 .

WORSE, to put to disadvantage, is not in use. See Worst.

Webster's Dictionary [3]

(1): ( n.) Loss; disadvantage; defeat.

(2): ( compar.) Bad, ill, evil, or corrupt, in a greater degree; more bad or evil; less good; specifically, in poorer health; more sick; - used both in a physical and moral sense.

(3): ( n.) That which is worse; something less good; as, think not the worse of him for his enterprise.

(4): ( a.) In a worse degree; in a manner more evil or bad.

(5): ( v. t.) To make worse; to put disadvantage; to discomfit; to worst. See Worst, v.