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

隨う[shitagau] to abide (by the rules)
隨筆[zuihitsu] essays
隨分[zuibun] very

隨筆家[zuihitsuka] essayist
隨筆集[zuihitsushuu] collection of essays (miscellaneous writings, literary jottings, etc.)