rudiment：雏形，萌芽，基本原理，基础

rude,原始的，-ment,名词后缀。引申诸相关词义。

• moldy
• mole
• mole
• molecular
• molecule
• molehill
• moleskin
• molest
• moll
• mollify
• mollusc
• mollycoddle
• Molotov cocktail
• molt
• molten
• molybdenum
• mom
• mom-and-pop
• moment
• momentary
• effectuate
• effeminate
• efferent
• effervesce
• effervescence