Student or Learner
His face was red,fierce and cherubic,with one dark tuft under the lower lip that threw up that otherwise infantile visage with an effect theatrical and even Mephistophelean.
What do "that threw up that" and "otherwise" mean here
It is an odd phrase in this sentence.
To "throw up something" can mean to make distinct especially by contrast : cause to stand out >> The spotlight threw up the actor standing at the front of the stage;
OR to bring forth >> His argument threw up a new consideration about the future of the school.
I think the author means the first of these.