Top matchCommonJLPT N2しん芯shinNounwick; marrow; staple (for stapler); (pencil) lead; stuffing; pithシャーペンの芯2・3本もらえるかな。Could you lend me a few mechanical pencil leads?core; heart; centre; centersee 心see しん・3pistil (of a flower)see 蕊see しべ・1stamensee 蕊see しべ・2Copy Listen Pitch on OJAD Explore
芯が強いしんがつよいshingatsuyoiExpressions (phrases, clauses, etc.), I-adjective (keiyoushi)mentally strong; strong-willed