That is the correct spelling of "assumed" (inferred, or supposed).
the answer is in the question
assume
assuming you mean as in to spell a word -- ecouter
I'm assuming you were trying to spell 'Difficult'
Assuming you mean the camel, dromedary.
I'm assuming that you mean 'democratic'.
Assuming you're talking about the country - Malaysia.
One less 'n' assuming you are trying to spell 'Chinese'
Assuming you mean the name, Quintin or sometimes Quinten.
Assuming that decemil is an attempt to spell "decimal" without using a spell checker, the answer is 2.5
I am assuming you mean Lava ; what comes out of a volcano?
BUNGEE. I'm assuming you mean bungee jumping.
Assuming that "biggan" is your attempt to spell bigger then the answer is yes.
You spelled it correctly; altruistic. Assuming, that is, that 'altruistic' is the word you intend.