-ious表形容詞，“…的”
curious a好奇的（cur關(guān)心+ious)
contagiousa傳染的（con共同+tag接觸+ious)
specious a似是而非的（spec看+ious…看上去是而實際不是）
spacious a寬敞的（spac空間+ious)
penuriousa貧困的；小氣的（penury貧困+ious)
flirtatious a調(diào)情的（flirt調(diào)情+ate+ious)
euphonious a悅耳的（eu美好+phon聲音+ious)