穎悟[eigo] intelligent
穎才[eisai] genius
穎割[kaiwari] radish sprout
穎脱[eidatsu] gaining recognition

穎果[eika] caryopsis
穎割れ大根[kaiwaredaikon] (white) radish sprouts
才穎[saiei] being very talented and intelligent

偏芯[henshin] eccentricity (in mechanics, electronics, etc.)
燈芯[toushin] (lamp) wick
帯芯[obishin] thick obi sash
摘芯[tekishin] thinning (buds and branches)
芯地[shinji] padding

替え芯[kaeshin] spare lead
鉛筆の芯[enpitsunoshin] lead of a pencil
硬の芯[kounoshin] hard pencil lead
林檎の芯[ringonoshin] core of an apple