コーヒーを一杯飲むと頭が冴える。
Sentence Analyzer
English Translation
        I feel more alert after drinking a cup of coffee.
    
Furigana
        コーヒーを一杯 飲 むと頭 が冴 える。
    
Romanji
        Ko-hi- o ippai nomu to atama ga saeru.
    
Words
            
                珈琲
            
            
                (コーヒー、こーひー)
            
        
        
            coffee
        
    
            
                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.
        
    
            
                一杯
            
            
                (いっぱい)
            
        
        
            amount necessary to fill a container (e.g. cupful, spoonful, etc.); drink (usu. alcoholic); full; one squid, octopus, crab, etc.; one boat; fully; to capacity; a lot; much; all of ...; the entire ...
        
    
            
                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
        
    
            
                と
            
            
                (と)
            
        
        
            if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
        
    
            
                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
        
    
            
                冴える
            
            
                (さえる)
            
        
        
            to be clear (of a sight, sound, colour, etc.); to be bright; to be vivid; to be crisp; to be clear-headed; to be alert; to be on the ball; to be wide awake; to look upbeat; to be perky; to be cheerful; to master (a skill); to excel at; to cleanly execute; to be satisfying; to become frigid; to become intensely cold
        
    Kanji
Readings: イチ、 イツ、 ひと-、 ひと.つ
                        Meanings: one, one radical (no.1)
                    Readings: ハイ、 さかずき
                        Meanings: counter for cupfuls, wine glass, glass, toast
                    Readings: イン、 オン、 の.む、 -の.み
                        Meanings: drink, smoke, take
                    Readings: トウ、 ズ、 ト、 あたま、 かしら、 -がしら、 かぶり
                        Meanings: head, counter for large animals
                    Readings: ゴ、 コ、 さ.える、 こお.る、 ひ.える
                        Meanings: be clear, serene, cold, skilful