Unable to synonyms

What is another word for Unable to?

• incapable
• not capable of
• lacking the ability to
• not equipped to
• lacking the experience to
• incapable of
• unfit
• unqualified
• unsuitable
• unsuited
• inappropriate
• unequipped
• inadequate
• not designed
• not up to
• not equal to
• unworthy of
• not cut out for
• not up to scratch