Definition

1. Noun:
   • A person who destroys or ruins something: An "undoer" is someone who causes destruction, ruin, or waste.
   • A person who unfastens or opens something: An "undoer" is someone who opens, unwraps, or unties things.
   • A seducer who ruins a woman: In a specific, often archaic or literary context, an "undoer" refers to a man who seduces and brings about the ruin of a woman.

Usage Examples

• As a destroyer or ruiner:
  • The logging company was accused of being an undoer of the ancient forest.
  • His own pride proved to be his undoer in the end.
• As someone who unfastens:
  • Toddlers are often skilled undoers of buttons and zippers.
• As a seducer (archaic/literary):
  • In the novel, the villain was portrayed as the undoer of the heroine's virtue.

Advanced Usage

• "His own undoer": A common phrase indicating that a person's own actions or character flaws are the cause of their ruin.
  • His relentless ambition became his own undoer.
• The term often carries a formal, dramatic, or literary tone, especially in the sense of causing ruin.

Variants and Related Words

• Undo (verb): To unfasten, untie, or reverse the doing of something; to cause the ruin of.
  • Can you undo this knot?
  • The scandal served to undo his political career.
• Undoing (noun): The cause of someone's ruin, downfall, or failure.
  • Greed was his undoing.

Synonyms

• Destroyer: One that destroys.
• Ruiner: One who ruins.
• Wrecker: One who wrecks or destroys.
• Opener: One who opens.
• Seducer: One who seduces (specifically for the third meaning).

Notes on Meaning

• The primary and most common modern use relates to causing ruin or destruction.
• The meaning related to unfastening is more literal and often used in specific, sometimes playful, contexts (e.g., describing children).
• The meaning of "seducer" is now rare, found primarily in older literary works.

Noun

1. a person who destroys or ruins or lays waste to
   • a destroyer of the environment
   • jealousy was his undoer
   • uprooters of gravestones
2. a person who unfastens or unwraps or opens
   • children are talented undoers of their shoelaces
3. a seducer who ruins a woman
   • she awoke in the arms of her cruel undoer