弟
Readings
                Kana: 
                おとうと、おと、おとと、てい
            
                    
                Romaji: 
                otouto, oto, ototo, tei
            
            Definitions
                    1
                
                younger brother; little brother; kid brother
                                Note: 
                                humble (kenjougo) language
                            
                                                                                                                        
                    2
                
                pupil; apprentice
                                Note: 
                                archaism
                            
                                                                                                                        Kanji
Readings: テイ、 ダイ、 デ、 おとうと
                        Meanings: younger brother, faithful service to elders