草・艸|くさkusa[2]odaka (tail-high)

JLPT N4approx.Common
Which spelling to use
草草 is the most common written form and the one beginners should use when writing this word.
艸艸 is rarely used, so you will seldom encounter this written form.
Definitions
  1. noungrass; weed; herb; thatch
    月つきには草くさが生はえて無ない。↗
    There is no grass on the moon.
  2. nounninja
  3. nounmarijuana; cannabis
  4. prefixnot genuine; substandard
  5. expressionLOL; hahafrom multiple repetitions of "w" ("LOL") resembling grass: wwwwww
Synonyms & antonyms
  • Synonym草本そうほんWrittenWritten, botanical term for herbaceous plants, as in 「草本植物」; 「草」 is the everyday word.
  • Antonym木きNeutralThe counterpart of 「草」: trees and woody plants, as in 「木を植える」. Neutral in register.

Use 「草」 for grass or weeds in everyday speech. Pick 「草本」 in botanical or written contexts for herbaceous plants, and 「木」 for trees and woody plants, the opposite of 「草」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese definitions
  1. (くさ)草本そうほん植物しょくぶつの総称そうしょう。特とくに、どこにでも容易よういに生はえ、食用しょくよう等とうにあまり役やくに立たたないものをいう。
  2. (くさ)[中世ちゅうせい末まつから近世きんせい] 忍者にんじゃ。少人数しょうにんずうで敵地てきちに侵入しんにゅうし偵察ていさつや襲撃しゅうげきを行おこなう部隊ぶたい。
  3. (くさ)略式りゃくしき。形態けいたいが本格的ほんかくてきではなく、簡略かんりゃく化かされていること。接頭辞せっとうじ的てきに用もちいられる。
Kanji in this word
English equivalents
See also

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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