Verb (5-dan, む, transitive)
1.  to take for granted;  to assume;  to be convinced (that);  to jump to the conclusion (that)
2.  to pretend (to be);  to pose (as);  to fancy oneself (to be);  to feign (e.g. ignorance)
3.  to go through with (what one decided to do);  to persist in doing;  to make up one's mind