devious
To the point
A very very confused person.
A very rude one
you call them wealthy.
A geriatric You call them elderly or an elder.
a banchee or a VERY VERY VERY annoying person with terets or ADD
A genius.
Happy or a very lighthearted person.
a very intelligent person.
Parsimonius A miser "schrooge"
A person that is very old is commonly referred to as elderly or a senior citizen.