1 Old HSK word(s): ☊牙膏 ** C
唇膏* * 膏* * 软膏* * 石膏* * 橡皮膏* * 药膏* * 油膏* *

Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.

油 oil, fat, grease, lard / paints
膏 grease, fat / paste, ointment

Hsk Characters: 膏 *
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
膏 818F + 膏 + + grease, fat / paste, ointment 肉 高 Flesh 高 (HOCH) 【◎Fix:◎gao4;◎gao1】 +

Korean:

膏 + 膏 살찔고
1 NHSK word(s): 牙膏* 4 ya2 gao1toothpaste/ CL:管[guan3]
KOREAN6000 word(s):
1 KOREAN 2500 New HSK words):
牙膏 + yágāo 치약. chiyag.
1 KOREAN Sentence(s):
你需要一个梳子，一把牙刷和牙膏。 + 당신은 빗과, 칫솔과, 치약이 필요해요. tangshineun bitkwah, chissol-kwah, chiyagi pilyohaeyo.