开头 kāitóukāitou HSK6 beginning Definitions Defs Origin Strokes Stroke Words Sentences Sents kāitóu beginning 开 開 kāi verb to start to begin; to start; to set in motion; to initiate (an action, term, or schedule)头 頭 tóu nounlocative top the top, end, or tip of an object; the beginning or end of an eventkāitou to begin 开 開 kāi verb to start to begin; to start; to set in motion; to initiate (an action, term, or schedule)头 頭 tou affix [noun suffix] suffix attached to verbs or adjectives to form nouns, often indicating a specific quality or worthiness