ダイヤモンドは本来堅いものだ。
Sentence Analyzer
English Translation
        Diamond is essentially hard.
    
Furigana
        ダイヤモンドは本来 堅 いものだ。
    
Romanji
        Daiyamondo wa honrai katai mono da.
    
Words
            
                ダイヤモンド
            
            
                (ダイヤモンド、ダイアモンド)
            
        
        
            diamond
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                本来
            
            
                (ほんらい)
            
        
        
            originally; primarily; essentially; naturally; by nature; in (and of) itself; proper; legal
        
    
            
                硬い
            
            
                (かたい)
            
        
        
            hard; solid; tough; stiff; tight; wooden; unpolished (e.g. writing); strong; firm (not viscous or easily moved); safe; steady; honest; steadfast; obstinate; stubborn; bookish; formal; stuffy
        
    
            
                者
            
            
                (もの、もん)
            
        
        
            person
        
    
            
                だ
            
            
                (だ)
            
        
        
            be; is; indicates past or completed action; indicates light imperative