Question

르 불규칙 활용 Applies to: adjective and verb stems ending in 르Adjective examples:빠르다 fast다르다 different (from, with)이르다 earlyVerb examples: 모르다 to do not know부르다 to call, to sing누르다 to pressSpecial case examples:치르다 to pay off따르다 to follow, to pour/fill다다르다 to arrive at우러르다 to look up들르다 to drop in at르 in the stem changes to double ㄹㄹ if the attached ending begins with -아/어~.The first ㄹ adds to the syllable preceding 르 in the stem. The second ㄹ joins -아~ or -어~. The choice between -라~ and -러~ is made in accordance with regular conjugation rules.

Accepted Answer

Irregular 르 conjugartion principles

Front	르 불규칙 활용
Back	Irregular 르 conjugartion principles
Notes	Applies to: adjective and verb stems ending in 르 Adjective examples: 빠르다 fast 다르다 different (from, with) 이르다 early Verb examples: 모르다 to do not know 부르다 to call, to sing 누르다 to press Special case examples: 치르다 to pay off 따르다 to follow, to pour/fill 다다르다 to arrive at 우러르다 to look up 들르다 to drop in at 르 in the stem changes to double ㄹㄹ if the attached ending begins with -아/어~. The first ㄹ adds to the syllable preceding 르 in the stem. The second ㄹ joins -아~ or -어~. The choice between -라~ and -러~ is made in accordance with regular conjugation rules.

르 Adjective Verb Ending Examples ㄹ 불규칙 활용