博引旁証[hakuinboushou] citing copious references
旁証[boushou] supporting evidence
旁点[bouten] marks or dots used to emphasize text passage (emphasise)
旁旁[katagata] incidentally

旁註[bouchuu] marginal notes
扁旁[henbou] left and right kanji radicals
散歩旁[sanpokatagata] while taking a walk
筆旁[fudezukuri] kanji "brush" radical

悪筆[akuhitsu] poor handwriting
一筆書き[hitofudegaki] one-stroke sketch
運筆[unpitsu] brush strokes
鉛筆[enpitsu] pencil
鉛筆削り[enpitsukezuri] pencil sharpener

加筆[kahitsu] correction
画筆[gahitsu] artist's brush
偽筆[gihitsu] forged handwriting
曲筆[kyokuhitsu] misrepresentation
健筆[kenpitsu] powerful pen