印籠[inrou] seal case
引籠る[hikikomoru] to stay indoors
屑籠[kuzukago] waste basket
言籠める[iikomeru] to talk down
口籠る[kuchigomoru] to hesitate to say

籠める[komeru] to load (a gun, etc.)
参籠[sanrou] retirement (to a temple of shrine) for prayer
手籠[tegome] rape
石燈籠[ishidourou] stone lantern
切籠[kiriko] facet

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