arachnid
Word family nounarachnidarachnidanarachnoiditisarachnologistarachnologyarachnophobearachnophobiaArachnidaadjectivearachnoidarachnoidalarachnologicalarachnophobic
a·rach·nid /əˈræknɪd/ noun [countableC] a small creature such as a spider, that has eight legs and a body with two parts 蛛形纲动物 Origin arachnid (1700-1800) Greek arachne “spider”