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Webster 1913 Edition

Plighter

Plight′er

,

Noun.

One who, or that which, plights.

Webster 1828 Edition

Plighter

PLIGHTER

,

Noun.

pli'ter. One that pledges; that which plights.

Definition 2024

plighter

plighter

English

Noun

plighter ‎(plural plighters)

One who or that which plights, engages, or pledges.
- William Shakespeare
  This kingly seal / And plighter of high hearts!