词根词缀：plic-, pli- plect-, plec-, plici-, -plex, -plexity, -plexus, -ple, -pli, -plic, -plicat, -plicit, -plicate, -plication, -ply

【来源及含义】Latin: plicare, plecare, to fold, bend, curve, turn, twine, twist, interweave, weave

【相关词根词缀】 Inter-related cross references involving word units meaning "bend, curve, turn": diversi-; diverticul-; flect-, flex-; gyro-; meand-; streph-; stroph-; tors-; tropo-; verg-; vers-; volv-.

【同源单词】accomplice, app, appliableness, appliably, appliance, applicability

词根词缀：quadri-, quadra-, quad-, quadru-

【来源及含义】Latin: four, fourth; a word element for number 4

【相关词根词缀】 Cross references of word families that are related, partially or totally, to: "four, fourth": quatr-; tessara-; tetra-.

【同源单词】biquadrate, carillon, omniquadrante hora, quadragenarian, quadragenary, Quadragesima