You are an egoist. :)
no
The egoist was too conceited to notice the woman drowning
'Egolist' is not a word. 'Egoist' and 'egotist', on the other hand, are. Which do you mean?
egoist from OED
EgoiSt
The Egoist - periodical - ended in 1919.
The Egoist - periodical - was created in 1914.
antipático (hostile, unfriendly) egoísta (egoist, selfish)
Yes I certainly can make a sentence with that word.
how can make the sentence for word mercy
Corroborative is the hardest word in the world to make a sentence for.
I conclude that it is possible to make a sentence with the word "conclude."