qualifier
/-faɪə(r); -ˌfaɪɚ/ n
1 (grammar) word, esp an adjective or adverb, that qualifies another word 修饰词; （尤指）形容词, 副词.
2 person who becomes entitled to compete in the next round of a competition, etc （有资格进入下一轮竞赛等的）合格者
The final brings together four qualifiers from each heat. 有四名初赛获胜者进入决赛.