그리고 is used when you list things with a pause or emphasis, or when leading a sentence with "and". In terms of frequency, it trails other phrases that are lighter and more convenient. The two major cases are "and" phrases connecting nouns and those connecting verbs or adjectives. 1. 하고, 와/과, 랑 connect nouns or noun phrases. 도 can connect things which have a common quality. - 너하고 나/ 너랑 나/ 너와 나 = you and I. - 원인과 결과 = the cause and the result. - 하늘과 땅이 온통 흙빛이다 = 하늘도 땅도 온통 흙빛이다 = Heaven and earth are all dark and gloomy. 2. Adjective/Verb + -고 is the most common verb ending for "and". - 일을 마치고 퇴근했다 = I finished work and left for home. - 인생은 짧고 예술은 길다 = Life is short and art is long. - 1번 번호를 누르고 잠시 기다렸다 = I pressed number one and waited a moment.