私は頭が痛くなると鎮痛剤を飲まずにいられない。
Sentence Analyzer
English Translation
        I can't help taking painkillers when I have a headache.
    
Furigana
Romanji
        Watashi wa atama ga itaku naru to chintsūzai o nomazu ni irarenai.
    
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
        
    
            
                頭
            
            
                (あたま、かしら)
            
        
        
            head; hair (on one's head); mind; brains; intellect; leader; chief; boss; captain; top; tip; beginning; start; head; person; top structural component of a kanji
        
    
            
                が
            
            
                (が)
            
        
        
            indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
        
    
            
                痛い
            
            
                (いたい)
            
        
        
            painful; sore; exceeding
        
    
            
                成る
            
            
                (なる)
            
        
        
            to become; to get; to grow; to be; to reach; to attain; to result in; to prove to be; to consist of; to be composed of; to succeed; to be complete; to change into; to be exchanged for; to play a role; to be promoted; to do ...
        
    
            
                と
            
            
                (と)
            
        
        
            if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
        
    
            
                鎮痛剤
            
            
                (ちんつうざい)
            
        
        
            analgesic; painkiller; sedative; tranquilizer; tranquiliser
        
    
            
                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.
        
    
            
                飲む
            
            
                (のむ)
            
        
        
            to drink; to gulp; to swallow; to take (medicine); to smoke (tobacco); to engulf; to overwhelm; to keep down; to suppress; to accept (e.g. demand, condition); to make light of; to conceal
        
    
            
                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
        
    
            
                要る
            
            
                (いる)
            
        
        
            to need; to want
        
    Kanji
Readings: シ、 わたくし、 わたし
                        Meanings: private, I, me
                    Readings: トウ、 ズ、 ト、 あたま、 かしら、 -がしら、 かぶり
                        Meanings: head, counter for large animals
                    Readings: ツウ、 いた.い、 いた.む、 いた.ましい、 いた.める
                        Meanings: pain, hurt, damage, bruise
                    Readings: チン、 しず.める、 しず.まる、 おさえ
                        Meanings: tranquilize, ancient peace-preservation centers
                    Readings: ザイ、 スイ、 セイ、 かる、 けず.る
                        Meanings: dose, medicine, drug
                    Readings: イン、 オン、 の.む、 -の.み
                        Meanings: drink, smoke, take