伽
カ, ガ, キャ, ギャ, とぎ
nursing, attending, entertainer
JLPT1 G13 S0 F2323
人
+
加
# to transliterate the –ga- sound such as in
伽
藍 (temple/monastery). *Attend (upon)/keep another company* is via reinterpretation (person + join).
[Full Kanji Etymology List]