試験の結果が気になってならない。
- I can’t stop worrying about the exam results.

試験の結果が気になってならない。 meaning: I can't help but be worried about the exam results.

The sentence's structure is relatively straightforward, but it incorporates some complex grammatical elements. The basic structure is: Subject + Topic + Adjective + Auxiliary Verb. ⚫︎ The particle が functions as a subject marker in this sentence, marking the subject 試験の結果 (shiken no kekka - exam results). Although it can sometimes indicate a more subtle nuance of emphasis or the introduction of new information, its primary role here is to identify the subject. ⚫︎ Note that が is used when the subject is not the topic of the sentence. The topic, if specified, would be marked with は.

The core of the sentence revolves around the verb phrase 気になって (ki ni natte - to be concerned about). ⚫︎ This phrase is formed using the て-form (te-form) of the verb なる (naru - to become). The verb なる is conjugated to its て-form なって (natte) and it follows the noun 気 (ki - worry) plus the particle に (ni - about). ⚫︎ The て-form in this case connects 気 and なる to express a state or a continued action, indicating the state of being concerned.

The expression ならない (naranai) is an auxiliary verb, indicating a sense of being unable to help oneself or of something being unavoidable. ⚫︎ ならない is the negative form of the potential verb なる (naru - to become) which is conjugated to the potential form なれる (nareru - can become/be) and then negated なれない (narenai - cannot become/be). In this case, it is a set expression, used with the て-form of a verb. ⚫︎ ～てならない is a fixed expression indicating an intense feeling or that something is unavoidable. In this instance, it means "cannot help but...", emphasizing the speaker's worry.

～てならない is a crucial N1-level fixed expression that expresses a strong feeling or an inability to control an emotion or action. ⚫︎ It typically follows the て-form of a verb or, as in this case, a phrase ending in the て-form. ⚫︎ This expression adds significant emphasis to the sentence, conveying the speaker's deep concern about the exam results. The combination highlights the intensity of the speaker's feeling of worry or concern. ⚫︎ Other common uses: * 寂しくてならない (sabishikute naranai) - I can't help but feel lonely. * 嬉しくてならない (ureshikute naranai) - I can't help but feel happy.

The phrase incorporates several elements of Japanese grammar. ⚫︎ 結果 (kekka - result) is a noun, and in this sentence, it modifies 試験 (shiken - exam). ⚫︎ The particle の connects 試験 and 結果 to form the noun phrase 試験の結果 (shiken no kekka - exam results). ⚫︎ The particle の has a function of a possessive marker or can connect two nouns. * Example: 私の車 (watashi no kuruma) (My car) * Example: 夏の海 (natsu no umi) (Summer sea)