requisite
made crucial and fundamental under special circumstances to achieve a goal
perspicacity
having ready-to-go knowledge on something; intelligence on a certain matter
hitherto
until a certain given time that has been discussed beforehand
futile
pointless, ineffective, and not able to give anything useful
manifold
multiple and many; a branch of pipes
slipshod
neglectful; a lack of organization
functionary
a person who performs official business
particularize
to go into detail and treat differently in particular
clerics
a priest, usually Muslim or Christian
concatenation
several events that connect and linked together
gaunt
skinny and scrawny, usually because of mistreatment or malnourishment
merit
the quality of being worthy to be praised