私は若い頃怠惰であったことを後悔している。
Sentence Analyzer
English Translation
        I regret having been idle in my youth.
    
Furigana
Romanji
        Watashi wa wakai koro taida de atta koto o kōkaishiteiru.
    
Words
            
                私
            
            
                (わたし、わたくし)
            
        
        
            I; me; private affairs; personal matter; secrecy; selfishness
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                若い
            
            
                (わかい)
            
        
        
            young; youthful; immature; green; low (number); small
        
    
            
                頃
            
            
                (ころ、ごろ)
            
        
        
            (approximate) time; around; about; toward; suitable time (or condition); time of year; season
        
    
            
                怠惰
            
            
                (たいだ)
            
        
        
            laziness; idleness; sloth
        
    
            
                だ
            
            
                (だ)
            
        
        
            be; is; indicates past or completed action; indicates light imperative
        
    
            
                或
            
            
                (ある)
            
        
        
            a certain ...; some ...
        
    
            
                事
            
            
                (こと、こん)
            
        
        
            thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as
        
    
            
                を
            
            
                (を)
            
        
        
            indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
        
    
            
                後悔
            
            
                (こうかい)
            
        
        
            regret; repentance; remorse
        
    Kanji
Readings: シ、 わたくし、 わたし
                        Meanings: private, I, me
                    Readings: ジャク、 ニャク、 ニャ、 わか.い、 わか-、 も.しくわ、 も.し、 も.しくは、 ごと.し
                        Meanings: young, if, perhaps, possibly, low number, immature
                    Readings: ケイ、 キョウ、 ころ、 ごろ、 しばら.く
                        Meanings: time, about, toward
                    Readings: タイ、 おこた.る、 なま.ける
                        Meanings: neglect, laziness
                    Reading: ダ
                        Meanings: lazy, laziness
                    Readings: ゴ、 コウ、 のち、 うし.ろ、 うしろ、 あと、 おく.れる
                        Meanings: behind, back, later
                    Readings: カイ、 く.いる、 く.やむ、 くや.しい
                        Meanings: repent, regret