infirm /in-fûrmˈ/

1. Sickly
2. Weak
3. Frail
4. Unstable

infirmˈity noun

infirmˈly adverb

infirmˈness noun

• ill-founded
• ill-got
• ill-gotten
• ill-haired
• ill-headed
• ill-headed Spenser ill-hedded
• ill health
• ill-humour
• ill-humoured
• ill-humouredly
• illiad
• illiberal
• illiberalise
• illiberalised
• illiberalises
• illiberalising
• illiberalities
• illiberality
• illiberalize
• illiberalized
• illiberalizes
• illiberalizing
• illiberally
• illicit
• illicitly