아이고 삭신아 삭신 originally means muscles and joints but we use this word to mean a whole body. Ah! I have pain all over my body. 눈커풀이 감긴다. 눈커풀 is misspelling of 눈꺼풀 Its literal translation is "eyelids are closing", which means I am sleepy. 오늘 하루 끝 Today is over. Call it a day! 항상 챙겨주는 이들에게 새삼스레 감사 또 감사 Thanks and thanks again to everyone who takes good care of me, though I have already felt it. 다들 굿밤이길 :) This is a slang word. 굿 is good the sound of which is written in the Korean alphabet. 밤 is a pure Korean word which means a night. So, it means I wish everyone would have a good night. 내일부턴 소식하잨ㅋㅋㅋ The younger generation tends not to follow spelling rules intentionally like in English wuz for was or nuthin for nothing. Its formal sentence is "내일부터는 소식하자", which means Let's eat lightly (less) from tomorrow.