词根词缀：dactylo-, dactyl-, dactylio-, -dactyl, -dactyla, -dactylia, -dactylic, -dactylism, -dactyloid, -dactylous, -dactyly

【来源及含义】Greek: finger, toe

【相关词根词缀】 Cross references directly, or indirectly, involving the "toes" and "fingers": digit-; hallu-; phalang-.

【同源单词】acrocephalopolysyndactyly, acrocephalosyndactylia, acrocephalosyndactyly, adactyl, adactylia, adactylism

词根词缀：penta-, pent-, pente-, pento-

【来源及含义】Greek: five; a number used as a prefix

【同源单词】molybdenum pentachloride, pentacanth, pentacanthous, pentachord, pentacle, pentactinal