To feel or see the difference between aspirated and unaspirated sounds, one can put a hand or a lit candle in front of one's mouth, and say <answer>pin</answer> [pʰɪn] and then s<answer>pin</answer> [spɪn]. One should either feel a puff of air or see a flicker of the candle flame with <answer>pin</answer> that one does not get with s<answer>pin</answer>. In most dialects of English, the initial consonant is aspirated in <answer>pin</answer> and unaspirated in s<answer>pin</answer>.
With what word should you see a candle flicker or feel a puff of air?
pin