効か
How to write Japanese & Stroke order

Check also 効  

Names and idioms with total stroke of 11:
ひと回り  池石  凧糸  邑内  仲丘  

Names and idioms similar to 効か:
片効き  取得時効  線量率効果  熱電気効果  密度効果  

Yojijukugo(idioms with 4 Kanji characters) including 効か:
相乗効果  波及効果  成効卓著  

Check stroke order for the words below:
耳切  渡長  河砂  彦根屏風  連帯付加税  眼房水  立ち後れる