5 Old HSK word(s): ☊途径 ** C ☊直径 ** C ☊行径 ** D ☊半径 ** D ☊田径 ** D
捷径* * 口径* * 曲径* * 小径* * 小口径* *

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

小 small, tiny, insignificant
口 mouth / open end / entrance, gate
径 narrow path / diameter / direct

Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
径 5F84 + 徑 + + narrow path / diameter / direct 彳 刭 Foodstep 刭 (STROM_IM_UNTERGRUND) jing4 +

Korean:

徑 + 径 지름길 경 (지름길: a shorter way, a shortcut)
俓 + 径 徑과 同字
2 NHSK word(s): 田径* 6 tian2 jing4track and field (athletics) 途径* 6 tu2 jing4way/ channel
KOREAN6000 word(s):
0 KOREAN 2500 New HSK words):
0 KOREAN Sentence(s):