彼は誠心誠意、彼女に尽くした。
Sentence Analyzer
English Translation
        He devoted himself whole-heartedly to her.
    
Furigana
Romanji
        Kare wa seishin seii, kanojo ni tsukushita.
    
Words
            
                彼
            
            
                (かれ)
            
        
        
            he; him; his; boyfriend
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                誠心
            
            
                (せいしん)
            
        
        
            sincerity
        
    
            
                誠意
            
            
                (せいい)
            
        
        
            sincerity; good faith
        
    
            
                彼女
            
            
                (かのじょ)
            
        
        
            she; her; her; girlfriend; sweetheart
        
    
            
                に
            
            
                (に)
            
        
        
            at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
        
    
            
                尽くす
            
            
                (つくす)
            
        
        
            to exhaust; to run out; to devote; to serve (a person); to befriend; to do to exhaustion
        
    Kanji
Readings: ヒ、 かれ、 かの、 か.の
                        Meanings: he, that, the
                    Readings: セイ、 まこと
                        Meanings: sincerity, admonish, warn, prohibit, truth, fidelity
                    Readings: シン、 こころ、 -ごころ
                        Meanings: heart, mind, spirit, heart radical (no. 61)
                    Reading: イ
                        Meanings: idea, mind, heart, taste, thought, desire, care, liking
                    Readings: ジョ、 ニョ、 ニョウ、 おんな、 め
                        Meanings: woman, female
                    Readings: ジン、 サン、 つ.くす、 -つ.くす、 -づ.くし、 -つ.く、 -づ.く、 -ず.く、 つ.きる、 つ.かす、 さかづき、 ことごと.く、 つか、 つき
                        Meanings: exhaust, use up, run out of, deplete, befriend, serve