Weed (noun / verb) — عشب ضار: A wild plant growing where unwanted; to remove such plants. Below are 6 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
wild plantpest plantinvasive plantroot out
yellow weed; common flower; lawn plant; persistent weed; golden flower; taraxacum; wild plant; resilient flower
Cannabis, especially its dried leaves and flowers smoked or eaten as a drug.
A plant with stinging hairs; as a verb, to irritate someone.
A plant whose dried leaves are smoked.