Affects
يؤثّر (yu'aththir) is a verb meaning 'to affect' or 'to have an impact on.' It describes the action of influencing something or someone, causing a change or effect. This verb is commonly used in both formal and informal Arabic to express causation and impact.
Worksheets, games, and lesson plans for Years 1-11
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التدخين يؤثّر على صحتك بشكل سلبي.
Al-tadkheen yu'aththir ala sihhatok bishakal salbi.
Smoking affects your health negatively.
الطقس يؤثّر على المزاج والإنتاجية.
Al-taqas yu'aththir ala al-mizaj wa-al-intaajiyyah.
The weather affects mood and productivity.
قرارات الحكومة تؤثّر على حياة الناس.
Qaraarat al-hukumah tu'aththir ala hayat al-nas.
Government decisions affect people's lives.
هذه التجربة أثّرت عميقاً على شخصيتي.
Hadhihi al-tajribah aththarat ameeqan ala shakhsiyyati.
This experience deeply affected my personality.
الإعلانات تؤثّر على قرارات المستهلكين.
Al-i'lanat tu'aththir ala qaraarat al-mustahlikeen.
Advertisements affect consumers' decisions.
In Arabic-speaking contexts, يؤثّر is frequently used in discussions about health, education, politics, and social matters. The concept of impact and influence is important in Arabic communication, where cause-and-effect relationships are often explicitly stated in conversation and media. Understanding this verb helps learners participate in discussions about consequences and influences in daily life.
Remember that يؤثّر is typically followed by 'على' (ala) meaning 'on' when indicating what is being affected: يؤثر على (affects/impacts). Note that the verb has a doubled 'ث' (theen) sound in the middle, which is important for correct pronunciation. The present tense form changes based on subject (he/she/they), so practice conjugation with different pronouns.
The Arabic verb يؤثّر (yu'aththir) is a third-form verb that means "to affect," "to influence," or "to have an impact on." It is one of the most commonly used verbs in Modern Standard Arabic (MSA) and colloquial Arabic varieties. The verb conveys the idea of causation—that one thing influences or changes another thing, person, or situation.
يؤثّر is a Form II (doubled) verb in Arabic, derived from the root ا-ث-ر (a-th-r). The doubled middle radical (ث) is characteristic of this verb form. Here are the basic present tense conjugations:
The past tense uses أثّر (aththara), and the related noun form is تأثير (ta'thir) meaning "effect" or "impact."
The most common construction is يؤثّر على (affects/influences) followed by the object being affected. For example: "التلوث يؤثّر على البيئة" (Pollution affects the environment). You can also use يؤثّر في (influences) as an alternative preposition.
Adverbs are frequently paired with this verb to specify the nature of the impact:
In healthcare discussions: "الرياضة تؤثّر على الصحة العامة" (Exercise affects general health)
In education: "جودة التعليم تؤثّر على مستقبل الطلاب" (Quality of education affects students' futures)
In environmental contexts: "الاحتباس الحراري يؤثّر على المناخ العالمي" (Global warming affects the world's climate)
Understanding يؤثّر is enhanced by learning related words:
In Arabic-speaking societies, explicit discussion of cause-and-effect relationships is common in media, education, and everyday conversation. Understanding يؤثّر allows learners to participate in important discussions about health, environment, politics, and social issues. The verb appears frequently in news articles, academic discussions, and public debates.
English speakers often forget the preposition that follows: it's يؤثّر على (not just يؤثّر). Additionally, be careful with pronunciation—the doubled theen (ث) requires proper articulation. Some learners confuse this with similar-sounding verbs; remember that يؤثّر specifically conveys influence or impact, not merely to do or to make.