illˈness noun

1. Sickness
2. Disease

illth noun (Ruskin, etc)

The contrary of wealth or wellbeing

illy /ilˈli/ adverb (rare)

Ill

ill-advisedˈ adjective

1. Imprudent
2. Ill-judged

ill-advisˈedly adverb

ill-affectˈed adjective

Not well-disposed

ill-assortˈed adjective

1. Incompatible
2. Not matching

ill-behavedˈ adjective

Behaving badly, ill-mannered

illˈ-being noun

The state of being poor or in bad health

ill-beseemˈing adjective (Shakespeare)

Unbecoming

ill blood or ill feeling noun

Resentment, enmity

ill-bodˈing adjective (literary)

Inauspicious

ill-bredˈ adjective

1. Badly brought up or badly educated
2. Uncivil

ill breeding noun

ill-conditˈioned adjective

1. In bad condition
2. Churlish (archaic)

ill-considˈered adjective

1. Badly thought out
2. Misconceived

ill-deedˈly adjective (Scot; archaic)

Mischievous

ill-definedˈ adjective

1. Having no clear outline
2. Vague, imprecise, hazy

ill-disposedˈ adjective

1. Unfriendly
2. Unsympathetic

ill-equippedˈ adjective

Insufficiently provided with tools, etc

illˈ-faced (Spenser ill-faste) adjective (poetic)

Ugly-faced

ill fame noun

Disrepute

ill-faˈted adjective

Unlucky

ill-faˈvoured (Scot ill-faurdˈ) adjective

Unattractive, ugly

ill-fāˈvouredly adverb

ill-fāˈvouredness noun

ill feeling noun

Resentment, animosity, bad feeling

ill fortune noun

Bad luck

ill-foundˈed adjective

Without foundation, baseless

illˈ-gotten or (archaic) illˈ-got adjective

Procured by dishonest or unworthy means

ill-hairedˈ adjective (Scot)

Cross-grained

ill-headˈed (Spenser ill-heddˈed) adjective (archaic)

Not clear in the head

ill health noun

Poor health

ill-huˈmour noun

ill-huˈmoured adjective

Bad-tempered

ill-huˈmouredly adverb

ill-informedˈ adjective

Ignorant

ill-judgedˈ adjective

Foolish, unwise, ill-timed

ill-lookˈing adjective

1. Having an evil look
2. Ugly

ill luck noun

Bad luck

ill-mannedˈ adjective (archaic)

Provided with too few men

ill-mannˈered adjective

1. Rude, discourteous
2. Coarse, uncouth

ill-matchedˈ adjective

1. Not suited to one another
2. Not matching well

ill nature noun

ill-naˈtured adjective

1. Bad-tempered
2. Spiteful, malevolent, mean

ill-naˈturedly adverb

ill-naˈturedness noun

ill-offˈ adjective (rare)

In bad circumstances, badly off

ill-oˈmened adjective

1. Unfortunate, unlucky
2. Inauspicious, doomed

ill-spentˈ adjective

Misspent, wasted, squandered

ill-starredˈ adjective

1. Born under the influence of an unlucky star
2. Unlucky, ill-fated

ill success noun

Lack of success, failure

ill temper noun

ill-temˈpered adjective

1. Bad-tempered
2. Morose
3. Badly tempered, ill-mixed, distempered (Shakespeare)

ill-temˈperedly adverb

ill-timedˈ adjective

1. Said or done at an unsuitable time
2. Inappropriate, ill-judged

ill-treatˈ transitive verb

1. To treat badly or cruelly
2. To abuse

ill-treatˈment noun

ill turn noun

An act of unkindness or enmity

ill-uˈsage or ill-useˈ noun

ill-useˈ transitive verb

To ill-treat

ill-usedˈ adjective

Badly treated

ill-versedˈ adjective

Having scanty knowledge or skill (with in)

ill-willˈ noun

1. Unkind feeling
2. Enmity, hostility

illˈ-wisher noun

A person who wishes harm to another

ill-wrestˈing adjective (Shakespeare)

Misinterpreting to disadvantage

go ill with

To result in danger or misfortune to

ill at ease

1. Uneasy
2. Embarrassed

ill become

To do someone no credit

take it ill

To be offended

with an ill grace

Ungraciously