lack the capacity
Definitions
To be unable to perform a specific task or function due to a deficiency in skill, resources, or mental or physical ability.
To be legally or officially unqualified or unauthorized to carry out a particular action or responsibility.
Examples
The current infrastructure does not lack the capacity to handle the projected increase in traffic.
Many small businesses lack the capacity to invest in expensive new technology during an economic downturn.
Synonyms
be unable to fail to have be incapable of lack the ability fall short of
Antonyms
be capable of have the capacity be able to possess the ability be competent to