弟のために気が狂いそうだった。
Sentence Analyzer
English Translation
        My brother almost drove me crazy.
    
Furigana
Romanji
        Otōto no tameni ki ga kuruisō datta.
    
Words
            
                弟
            
            
                (おとうと、おと、おとと、てい)
            
        
        
            younger brother; little brother; kid brother; pupil; apprentice
        
    
            
                の
            
            
                (の)
            
        
        
            indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
        
    
            
                為に
            
            
                (ために)
            
        
        
            for; for the sake of; to one's advantage; in favor of; in favour of; on behalf of; because of; as a result of
        
    
            
                気
            
            
                (き)
            
        
        
            spirit; mind; heart; nature; disposition; motivation; intention; mood; feelings; atmosphere; essence
        
    
            
                が
            
            
                (が)
            
        
        
            indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
        
    
            
                だ
            
            
                (だ)
            
        
        
            be; is; indicates past or completed action; indicates light imperative