pentagon
pentagonal pentagonally pentagraf pentagram pentagynous pentahedral pentahedron pentahydrate pentamerism pentamerous pentameter pentandrous pentane pentangle pentangular pentapetalous pentaphyllous pentaploid pentaprism pentaspherical pentastyle pentasyllable pentateuch pentathlete pentathlon pentatomic pentavalence pentavalent pentecost |
pentagon /'pentəgən/
danh từ
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