Suffix
Verb (5-dan, る)
Usually written in kana
1. to assume an air of ...; to act ...; to affect ...; to pose as ...; to behave like ...; to pretend to be ...
after a noun, adjectival noun or adjective stem
Verb (5-dan, る, intransitive)
Colloquialism
Usually written in kana
2. to put on airs; to be self-important