# knotweed

> English word · Noun · frequency rank #88,508

## Definitions
1. Any of several plants of the genus Polygonum, with jointed stems and inconspicuous flowers

## Etymology
From knot + weed.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/knotweed